8 Best Web Search APIs for AI Agents and LLMs (2026 Guide)

If you are seeking recommendations for the best generalist web search APIs, tools such as SerpApi and Google Custom Search will definitely appear on your list. However, while these APIs work for generalized web search, they are not ideal for AI agents and LLMs. 

Traditional SERP APIs like SerpApi and Google Custom Search return raw HTML and bloated metadata. This means an LLM agent then has to parse that output before it can use it, which burns tokens and adds latency. For AI agents that need fast, clean answers, this overhead becomes a real bottleneck and is expensive in the long run.

This is why a new category of search APIs built specifically for AI consumption has emerged. An AI-native search API returns direct Markdown or JSON output instead of raw HTML. In simple terms, it bundles website scraping into a single call, applies context-aware filtering to remove irrelevant content, and supports native tool calling.

In this guide, I compare specific AI search APIs, such as Exa, Tavily, and Geekflare, in RAG pipelines and autonomous agents. I look at how each one structures its output, what makes its retrieval architecture different, and which use cases it fits best, so you can pick the right one for your agent’s workflow.

Criteria for Evaluating LLM Search APIs

Not all LLM search APIs are created the same, and you will find so many tools out there. 

However, selecting the wrong tool may be costly, as you are likely to get inconsistent results, wait too long for them, or consume a lot of tokens (and therefore money). These are some of the tips for selecting the ideal LLM search API. 

• Data Output: An LLM works best with clean text, not raw HTML. Go for APIs that return content in Markdown or JSON by default, as this output format skips the need for a secondary scraper or HTML parser on your end. It also saves development time and keeps your token usage low because the model reads only the content it needs.
• Relevance and Retrieval Architecture: Search APIs use either keyword matching or neural/ semantic search. Keyword search finds exact word matches. Semantic search, on the other hand, understands meaning and context, so it surfaces relevant results even when the query and the source text use different words. Evaluate the approach an API uses and how it fits the kinds of questions your agent or LLM handles.
• Latency and Performance: An AI agent’s reasoning loop pauses every time it waits on a search call. Slow APIs create a drag that compounds across multi-step tasks. This mostly happens when an agent chains several searches before producing an answer. Check response times under real-world conditions and flag any API that introduces a noticeable delay to agent workflows.
• Ecosystem Integration: Native support for the Model Context Protocol (MCP) matters because it gives agents a standardized way to call a search tool without custom integration code. Check for official SDKs in Python and Node.js or TypeScript, since these cut setup time. APIs that integrate directly with frameworks such as LangChain or LlamaIndex are also preferable.

Top Search APIs for AI agents and LLMs 

I compared different search APIs for AI agents and LLMs by testing their features, exploring their integrations, and comparing their pros and cons. These are the tools that made it to our list.

Tavily

Tavily is an API and search engine with web crawling, real-time search, extraction, and research capabilities. This tool has built-in safeguards that ensure that every request passes through content validation and security layers that block any attempts at prompt injection and PII leakage. The API can handle thousands of queries in seconds through its intelligent indexing and caching, keeping latency predictable as traffic grows.

Tavily retrieves fresh and reranked web results/context. The API then distills these results into information-rich snippets, allowing AI agents to reason on them without wasting tokens on unnecessary data. Tavily integrates with other AI platforms, such as OpenClaw, Claude, LangChain, and Pi, to enhance its usability in AI workflows. 

I ran “Latest news on the UK Prime Minister” as my query on Tavily. Set search depth: advanced, time range: week, max results: 5, and search topic: news.

Tavily’s results highlighted Starmer’s resignation and Burnham as the frontrunner. All the sources were current, including a BBC live blog from 23 June. However, there was a Facebook video link, but it didn’t affect answer quality.

{
  "query": "Latest news on the UK Prime Minister",
  "follow_up_questions": null,
  "answer": "Keir Starmer has resigned as UK Prime Minister, marking the seventh prime minister in ten years. His resignation follows growing dissatisfaction with his government, including criticism over weak economic growth, strained public services, and the cost-of-living crisis. Former Manchester mayor Andy Burnham is now the frontrunner to succeed him. Starmer will remain in office until the Labour Party elects a new leader.",
  "images": [],
  "results": [
    {
      "url": "https://www.newyorker.com/news/the-lede/the-torture-chamber-of-british-politics-crushes-its-latest-prime-minister",
      "title": "The Torture Chamber of British Politics Crushes Its Latest Prime Minister | The New Yorker",
      "content": "Six Prime Ministers have now resigned since the Brexit vote, in 2016. The sight of the lectern being carried out onto Downing Street, followed by the short, poignant farewell address, has taken on a ritual familiarity, with each departure colored by particular dismay. David Cameron, the first to go, hummed wistfully as he turned for the door. Theresa May looked truly shattered. “Them’s the breaks,” Boris Johnson surmised. Liz Truss glittered with anger. Rishi Sunak seemed eager to be gone. On Monday morning, Starmer, whose resignation has appeared inevitable for some time, delivered the news with his customary straightforwardness. “The question my party is asking now is whether I am best placed to lead us into the next general election,” he said. “I have heard the answer of my [...] The New Yorker\nThe New Yorker\n\n# The Torture Chamber of British Politics Crushes Its Latest Prime Minister\n\nKeir Starmer\n\nAlmost ten years to the day since British voters expressed their dissatisfaction with the nation’s general direction and political class—that time by choosing to leave the European Union—the country’s latest unpopular Prime Minister, Keir Starmer, gave up the ghost and admitted that leading the United Kingdom was beyond him, too. Starmer lasted slightly less than two years in the job; longer than some, shorter than others on the list of the seven most recent British Prime Ministers, all of whom have failed to serve a full term in office with a majority in the House of Commons. Tony Blair was the last British leader to do that, more than twenty years ago. [...] The next Prime Minister will likely be Andy Burnham, the fifty-six-year-old, recently departed mayor of Manchester. Shortly before Starmer announced his resignation, on Monday morning, Burnham boarded a train to London to be sworn in as the new Member of Parliament for Makerfield, a seat just outside of the city, and one which he won comfortably in an election last week. Burnham was a young Cabinet minister in Gordon Brown’s Labour government, some nineteen years ago, but he has benefitted from his years away from Westminster, and from Manchester’s feel-good vibes and relative prosperity under his leadership, an approach now known as “Manchesterism.”",
      "score": 0.7940821,
      "raw_content": null,
      "favicon": "https://www.newyorker.com/verso/static/thenewyorker-us/assets/favicon.ico"
    },
    {
      "url": "https://www.pbs.org/newshour/show/starmer-resigns-as-uks-prime-minister-succumbing-to-political-pressure",
      "title": "Starmer resigns as UK's prime minister, succumbing to political pressure | PBS News",
      "content": "## Read the Full Transcript\n\nNotice: Transcripts are machine and human generated and lightly edited for accuracy. They may contain errors.\n\nNick Schifrin:\n\nBritish Prime Minister Keir Starmer resigned today, setting in motion a process to replace him that will produce the seventh prime minister in 10 years.\n\nStarmer came to office just two years ago atop a landslide victory, ousting the Conservative Party that had governed the United Kingdom for nearly 15 years. But dissatisfaction with his government grew quickly, leading to a mutiny within his own Labor Party, and now a single likely replacement.\n\nRomilly Weeks of ITV News reports.\n\nRomilly Weeks: [...] Politics\nArts\nNation\nWorld\nEconomy\nScience\nHealth\nEducation\nEducation\n\n#### Get news alerts from PBS News\n\n##### Turn on desktop notifications?\n\n# Starmer resigns as UK's prime minister, succumbing to political pressure\n\nNick Schifrin\n\nNick Schifrin\nNick Schifrin\n\nSonia Kopelev\nSonia Kopelev\n\nMaya Bowles\nMaya Bowles\n\nLeave your feedback\n\nBritish Prime Minister Starmer resigned Monday, setting in motion a process to replace him that will produce the country’s seventh prime minister in 10 years. Starmer came to office just two years ago atop a landslide victory, but dissatisfaction with his government grew quickly, leading to a mutiny within his own Labour Party. Romilly Weeks of ITV News reports.\n\n## Read the Full Transcript [...] Keir Starmer:\n\nThe question my party is asking now is whether I am best placed to lead us into the next general election. I have heard the answer of my Parliamentary party to that question, and I accept that answer with good grace.\n\nEvery decision I have taken has been about putting the country I love first. That is why I will resign as leader of the Labor Party.\n\nRomilly Weeks:\n\nHe had wanted, he had intended to fight on. But four years after Boris Johnson said the same, Keir Starmer has also bowed to the inevitable, leaving in a way he can never have imagined when he walked victorious up this street just two years ago.\n\nDavid Lammy, British Deputy Prime Minister:",
      "score": 0.6932451,
      "raw_content": null,
      "favicon": "https://www.pbs.org/favicons/favicon-180x180.png"
    },
    {
      "url": "https://www.dw.com/en/uk-prime-minister-keir-starmer-quits/video-77661753",
      "title": "UK Prime Minister Keir Starmer quits",
      "content": "# UK Prime Minister Keir Starmer quits\n\nTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video\n\nBritish Prime Minister Keir Starmer has announced his resignation. Starmer will step down as leader of the Labour Party and as prime minister, but will remain in Downing Street until Labour chooses a successor. [...] British Prime Minister Keir Starmer will step down after just two years in power, following a sharp decline in public support and growing dissent within his Labour Party. His government faced criticism over weak economic growth, strained public services and the cost-of-living crisis. Starmer cited party pressure as decisive. Former Manchester mayor Andy Burnham is now the frontrunner to succeed him, as political tensions rise and the right-wing populist party Reform UK gains in opinion polls.\n\n## Similar stories\n\nUK Prime Minister Keir Starmer\nUK Prime Minister Keir Starmer\n\n### UK Prime Minister Keir Starmer announces resignation\n\nAndy Burnham going for a run\nAndy Burnham going for a run\n\n### Meet Andy Burnham, Britain's likely next prime minister [...] Keir Starmer adjusts his glasses while sitting in profile\nKeir Starmer adjusts his glasses while sitting in profile\n\n### UK politics: How Starmer survives as Farage waits in wings\n\n## More on Politics from Europe\n\nThe British and EU flags flap in the wind outside the EU headquarters in Brussels on Friday, December 8, 2017. \nThe British and EU flags flap in the wind outside the EU headquarters in Brussels on Friday, December 8, 2017. \n\n### 10 years after Brexit vote: What do young Britons want now?\n\nOn this picture, a man is showing a drone (in the Republic of Moldova)\nOn this picture, a man is showing a drone (in the Republic of Moldova)\")\n\n### Moldova seeks to produce interceptor drones",
      "score": 0.6884899,
      "raw_content": null,
      "favicon": "https://www.dw.com/images/icons/favicon-152x152.png"
    },
    {
      "url": "https://www.bbc.com/news/live/ckger03mrl0t",
      "title": "Keir Starmer holds meeting with Andy Burnham for first time since Makerfield by-election - BBC News",
      "content": "The UK’s constitution allows for there to be a change of prime minister without a general election. In fact, it’s pretty common.\n\nOf the last 10 prime ministers, only four came into office at a general election: Margaret Thatcher, Tony Blair, David Cameron and Keir Starmer.\n\nThe other six became prime minister between elections: John Major, Gordon Brown, Theresa May, Boris Johnson, Liz Truss and Rishi Sunak. Of those, only Boris Johnson held a general election within six months of entering Downing Street.\n\nThe principle is that the UK has a parliamentary system, not a presidential one.\n\nVoters choose constituency members of Parliament, and whoever can command a majority in the House of Commons has the constitutional right to be prime minister.\n\nBBC Verify [...] Judy in Bracknell says she is \"fuming\" because she wanted Keir Starmer to stay but argues against a general election for the sake of \"continuity\".\n\nBut James in Reading says an early election is needed in order \"to know the mettle of the person who will be making judgements\" as prime minister.\n\n\"We are not stress-testing the people who ultimately get the job,\" he tells 5 Live.\n\nJohn in Solihull says a new rule should be brought in altogether, one that would mean any new, unelected prime minister must go to the country within 12 months of entering office.\n\n\"We can't go on average one or two prime ministers a year...the system is broken,\" he says.\n\n### The Labour Party's process for selecting a new leader, explainedpublished at 15:02 BST 23 June 15:02 BST 23 June [...] The head of the civil service\nhas written to the heads of all departments to tell them to follow the\nestablished procedure for a change of PM.\n\n“The prime minister has\nagreed that there will be no new major policy or spending commitments initiated\nduring this period,” his official spokesman told reporters earlier.\n\nBut – crucially – this does\nnot appear to include the much-delayed Defence Investment Plan, which ministers\nare insisting will be published before the Nato summit on 7 July.\n\nAsked if the ban on new\npolicy announcements meant the government faced paralysis, the spokesman said\nministers remain in place and “the normal business of government continues”.\n\n### Al Carns doesn't rule out leadership bidpublished at 12:51 BST 23 June 12:51 BST 23 June",
      "score": 0.6208291,
      "raw_content": null,
      "favicon": "https://static.files.bbci.co.uk/bbcdotcom/web/20260609-143108-fe43574f32-web-3.9.0-5/apple-touch-icon.png"
    },
    {
      "url": "https://www.facebook.com/bbcworldservice/videos/uk-prime-minister-keir-starmer-has-resignedthe-uk-has-already-had-five-prime-min/1013106321074864",
      "title": "UK Prime Minister Keir Starmer has resigned. The UK has ...",
      "content": "Starmer will remain in the role while his governing Labour party elect a new leader and de facto prime minister in the coming weeks. Catch up with the world",
      "score": 0.5900477,
      "raw_content": null,
      "favicon": "https://z-m-static.xx.fbcdn.net/rsrc.php/yj/r/rvjuhHLwc7B.ico"
    }
  ],
  "response_time": 3.45,
  "request_id": "f7abbf08-10d7-46a9-9424-6deacf1118f4"
}

Geekflare 

Geekflare’s Search API for LLMs and AI Agents is an API for searching and scraping the internet for top results. It is a flexible platform that generates optimized Markdown, JSON, and HTML content that you can feed to LLMs without conversions. Geekflare API generates up-to-date answers, as does live internet search, instead of relying on cached data. 

Geekflare has built-in bot-bypass features, meaning you don’t have to worry about infrastructure maintenance and you always get reliable data. Its filtering features allow users to narrow down to specific timeframes, content categories, or countries. Geekflare Search API for LLMs and AI Agents integrates with automation platforms like Zapier and has SDKs for popular programming languages such as Python and Node.js. 

I tested the Geekflare Search API for LLMs and AI Agents by using “best proxy seller” as my search query. I set my time filter to “any”, excluded Reddit from my results, set the country to the United States, set the source to the web, and selected “Scrape Results”. I also selected JSON as my output format. 

There was a scrape: true in the results. I also got full-page content for the top 3 results, such as Proxy-Seller’s complete pricing tables and Webshare’s entire homepage text. There were no Reddit results appearing anywhere in the 10 sources.

{
  "timestamp": 1781860866253,
  "apiStatus": "success",
  "apiCode": 200,
  "meta": {
    "query": "best proxy seller",
    "limit": 10,
    "count": 10,
    "source": [
      "web"
    ],
    "format": "json",
    "location": "us",
    "time": "any",
    "category": "general",
    "excludeDomains": [
      "reddit.com"
    ],
    "scrape": true,
    "scrapeLimit": 3,
    "test": {
      "id": "0520edb2-be51-42d0-bdc6-e8e8ef8d41fd"
    }
  },
  },
    {
      "title": "Buy Proxy - Private Dedicated Proxy Servers",
      "url": "https://geonix.com/",
      "snippet": "We provide an all-in-one infrastructure for anyone who aims to buy fast proxy servers with stable connections and customizable settings. Either look through our catalog to choose the best option or contact us via chat for qualified help or custom solutions.",
      "position": 4
    },
    {
      "title": "IPRoyal | Premium Quality Proxies, Unbeatable Prices",
      "url": "https://iproyal.com/",
      "snippet": "After assessing the market, IPRoyal seemed like the obvious choice. What helped us make the final decision was IPRoyal’s pricing and location coverage. With proxies from a wide selection of countries, we could easily cover all parts of the world at minimal cost.",
      "position": 5
    },
    {
      "title": "Proxy-Seller Alternatives in 2026: 10 Best Competitors",
      "url": "https://gonzoproxy.com/posts/proxy-seller-alternatives",
      "snippet": "Proxy-Seller Alternatives in 2026: How to Pick the Best Provider for Your Needs The proxy market has shifted big time over the past two years. Arbitrage teams and people running multiple accounts are constantly switching providers. Proxy-Seller used to be a go-to choice, but now there are tons of new players with different approaches.",
      "position": 6
    },
    {
      "title": "Proxy-Seller Residential Proxies Review (2026)",
      "url": "https://www.buyresidentialproxy.com/reviews/proxy-seller/",
      "snippet": "Top Features of Proxy Seller Residential Proxies ; IP Pool Size. Access millions (20M+) of real residential IPs sourced from trusted global networks. ; Geo ...",
      "position": 7
    },
    {
      "title": "Compare Proxy Prices | 40+ Providers | ProxyPrice",
      "url": "https://proxyprice.com/",
      "snippet": "Compare 43+ proxy providers side-by-side. Find the best $/GB rates for residential, datacenter, mobile & ISP proxies. Real pricing data from official sources, updated 2026-06-01.",
      "position": 8
    },
    {
      "title": "Buy Proxy Servers | 100 Proxies for $2.99 | Webshare",
      "url": "https://www.webshare.io/proxy-server",
      "snippet": "Your daily proxy activity is safe with us. Your private information is never shared with 3rd parties. Top Proxy Server Locations.",
      "position": 9
    },
    {
      "title": "12 Best & Cheapest Residential Proxies in 2026 (Tested & Ranked)",
      "url": "https://aimultiple.com/residential-proxy-providers",
      "snippet": "As AIMultiple's CTO, I lead data collection from thousands of websites. To identify reliable residential proxy providers, we benchmark across 10 vendors and process 2,880 requests per day, or 86,400 over a 30-day period. While we analyze 12 providers (both rotating residential proxies and static residential proxies) in detail further down, the table below highlights the top 6 choices that ...",
      "position": 10
    }
  ]
}

Exa 

Exa is a single API that you can use for search, crawling, and research agents. This tool generates structured outputs and AI summaries out of the box, meaning you don’t have to repurpose your content for LLMs. Exa is adaptive, meaning it picks the best mode for each query, making it search fast. 

Exa Agent suits contexts that require structured outputs such as deep research, list-building, and enrichment workflows. An Exa Agent run can return schema-validated JSON, a natural language answer, a cost breakdown, or metadata. Exa Agent is suitable for workflows that require more than one extraction call or a single search. For instance, research entities across many fields with citations. 

I used the Exa search feature to scrape the web for the latest football news. My search query was “Latest news on FIFA World Cup 2026”. I set my user location to the United States, my published date range to the last 7 days, and excluded the reddit.com and x.com domains. 

The search returned highly relevant, same-day match reports on Egypt, Cape Verde, and Spain. The domain exclusions worked correctly, with no Reddit or X.com links in the 10 results. Each result included rich highlights pulled straight from the article text, ready for an LLM to use without further scraping.

{
  "requestId": "b184607e6587a6f3c7667226bf61283b",
  "results": [
    {
      "id": "https://www.sbs.com.au/news/article/fifa-world-cup-2026-results-june-22/mbafvivao",
      "title": "FIFA World Cup 2026 results: 22 June scores, match reports and highlights | SBS News",
      "url": "https://www.sbs.com.au/news/article/fifa-world-cup-2026-results-june-22/mbafvivao",
      "publishedDate": "2026-06-21T20:56:00.000Z",
      "highlights": [
        "FIFA World Cup 2026 results: 22 June scores, match reports and highlights | SBS News\n...\n# Egypt thump NZ 3-1, Cape Verde in 2-2 comeback, Iran hold off Belgium, teen star shines for Spain\n...\n## New Zealand now find themselves bottom of the Group G cohort and will next face Belgium on Friday.\n...\n- Egypt unleashed on New Zealand in the second half and Spain thrashed Saudi Arabia 4-0.\n- Cape Verde's dream World Cup run continues with another spirited performance against Uruguay.\n...\nEgypt earned their first World Cup win in its history by beating New Zealand 3-1 on Monday, putting The Pharaohs on track to reach the knockout round for the first time.\n...\nThe victory puts Egypt top of Group G on four points and needing just a draw against Iran in Seattle on Friday to move into the last 32.\n...\nNew Zealand will now face Belgium in Vancouver on Friday.\n...\n## Cape Verde in dreamland\n...\nCape Verde's dream World Cup debut continued on Monday as the team scored a second-half equaliser to salvage a 2-2 draw against Uruguay in Miami, backing up their shock opening stalemate with Spain.\n...\nThe African island nation faces Saudi Arabia, thumped 4-0 by Spain earlier on Monday, in their final group game on Sunday, knowing victory would secure a last-32 berth.\n...\n## Iran frustrates Belgium with stout defence\n...\nTen-man Belgium were held to a 0-0 draw by Iran in their World Cup Group G match in Los Angeles on Monday, failing to break through Iran's resilient defence.\n...\nThe result means all three games so far in Group G have ended in draws. Stuck on two points, Belgium will play the tournament's lowest-ranked team, New Zealand, in their final group game.\n...\nwill also need at least a\n...\n## Lamine Yamal shines as Spain thrashing Saudi Arabia\n...\nLamine Yamal made a goalscoring return for Spain as the European champions got their World Cup campaign back on track with a 4-0 drubbing of Saudi Arabia on Monday.\n...\nYamal, 18, opened the scoring after just 10 minutes of the Group H game in Atlanta to put La Roja on course for a comfortable victory against an outclassed Saudi team.\n...\nteenage starlet Yamal making his first start in two months since recovering from a hamstring problem, Spain launched an early onslaught that left the Saudis reeling.\n...\nYamal ghosted in at the back post to tuck away Mikel Oyarzabal's low cross before Oyarzabal scored twice in three minutes to leave Spain 3-0 up after just 24 minutes.\n...\nSpain bagged their fourth goal on 49 minutes, when Marc Cucurella's shot was saved by Saudi goalkeeper Mohammed al-Owais only to bounce off defender Hassan al-Tambakti into the net.\n...\nThe win leaves Spain on top of Group H with four points after two matches.\n...\nPublished 22 June 2026 6:56am"
      ],
      "image": "https://assets.sbs.com.au/dims4/default/e882e4d/2147483647/strip/true/crop/6185x3479+0+322/resize/1280x720!/quality/90/?url=https%3A%2F%2Fsbs-au-brightspot.s3.ap-southeast-2.amazonaws.com%2Fab%2F37%2F2a0acf8b487d84448c4375716680%2F20260622180500343307-original.jpg",
      "favicon": "https://www.sbs.com.au/_next/static/img/news/favicon_32x32-eb7fc36.png"
    },
    
...
  ],
  "searchTime": 1406.4,
  "costDollars": {
    "total": 0.007,
    "search": {
      "neural": 0.007
    }
  },
  "resolvedSearchType": ""
}

Brave Search API

Brave Search API owns an independent web index with over 30 billion pages for users seeking a privacy-first solution. The Brave Search Goggles feature ensures that users have better control over their search queries, allowing them to re-rank results or discard domains. You can also get schema-enriched results for popular formats such as movie reviews and wikis.

Brave Search API has specialized endpoints that allow users to adapt results to include local news/content, images, or AI summaries. Its zero-data-retention policy guarantees users that their data is safe and that they can meet compliance obligations. You can also use the Brave Search API to connect your systems or apps to the internet. 

I tested Brave Search API using “FIFA World Cup 2026 group stage upsets this week” as my query. I also set Accept-Encoding as gzip. 

Brave returned relevant results from discussions, news, and live blogs from across the past week. All these results included rich snippets and metadata like authors and timestamps.

You.com

You.com Search API is a tool that scrapes the internet and delivers high-quality news and structured web results for AI applications. This tool suits users building knowledge bases, data-driven applications, AI agents, and RAG systems. You.com Search API processes a query and returns unified results from both news and web sources. 

Every result from the You.com Search API includes structured JSON, snippets, descriptions, and metadata. The tool has advanced search operators such as +term / -term, allowing users to include or exclude specific terms. In addition to the Search API, You.com offers other tools, including the Finance Research API, the Research API, and the Contents API, all purposely built for LLMs and AI agents. 

I tested the You.com Search API using the query “FIFA World Cup 2026 group stage results and standings today.” (I did this on 22 June 2026). This was my code:

curl -G https://ydc-index.io/v1/search \

  -H "X-API-Key: ydc-sk-bd3970a224d8ecb4-Fd7Xh4zMgAb6idlfXT4oepxQC93iFDOg-a2309191" \

  --data-urlencode "query=FIFA World Cup 2026 group stage results and standings today" \

  -d count=10 \

  -d freshness=day \

  -d livecrawl=all \

  -d livecrawl_formats=markdown

These were my results:

All the standings data came entirely from a Yahoo Sports article via Covers.com with full group tables (A through L) with wins, losses, goal difference, and points, plus context on tiebreaker rules.

Firecrawl 

Firecrawl Web Search API is a tool that searches the web and returns structured content, ranked by relevance. It is a flexible tool with parameters that allows users to control the freshness, source, and output format. Every result from Firecrawl will have a URL, title, description, and position. The freshness window allows users to pick results by week, day, hour, or even a custom range. 

Firecrawl Web Search API is a multi-source retrieval tool, meaning you can retrieve images, web, and news results in a single call. You can also filter by source types such as PDFs, research papers, or GitHub repos. Firecrawl Web Search API integrates with popular AI tools and agents such as Windsurf, Cursor and Claude Code, meaning you can fit into your existing workflows. 

I tested the Firecrawl Web Search API with the query “FIFA World Cup 2026 group stage upsets this week.” I set the time to the past week, the location to the United States, and my sources to the web and news. 

https://www.firecrawl.dev/playground?endpoint=search&url=FIFA+World+Cup+2026+group+stage+upsets+this+week&timeBasedSearch=qdr%3Aw&location=United+States&sources=%5B%22web%22%2C%22news%22%5D

Firecrawl returned relevant results from both web and news sources. There were major World Cup upsets like Cape Verde holding Spain and DR Congo tying with Portugal, all from credible outlets like Al Jazeera, BBC, and AP News. The time filter worked well, with most news results dated within the past 4 to 6 days, matching the “past week” window.

Linkup

Linkup is an agentic web search API that produces sources and snippets, sourced answers, or structured JSON outputs. You can control how much search and retrieval work the API performs using the depth filter. “Fast” mode queries search engines in under one second, “standard” mode in 1-3 seconds, while “deep” can take 5-30 seconds for a similar process. 

Linkup is a flexible search API, meaning you can control the nature of the search results. For instance, you can use “searchResults” if you want to get all ranked URLs and their content snippets. You can opt for “structured” if you want your search results structured in JSON format. And lastly, go for “sourcedAnswer” when seeking a natural-language answer with inline citations on top of search results. 

KeiroLabs

KeiroLabs positions itself as the API that generates “structured web search in under 500ms”. This JSON API built for AI agents doesn’t require headless browsers or proxies to perform web searches and return clean data. Every result from a query ships with a freshness timestamp. The tool only indexes content that various publishers have made public. 

KeiroLabs search API has 3 modes: 

• Flash Search: It is the fastest mode that returns ranked and citable web sources
• Search Pro: This is for deeper rankings and comes with rich metadata
• Search + Content: This searches and extracts full-page content in one request

I tested KeiroLabs with the query “FIFA World Cup 2026 group stage upsets this week.” I set time as the past week, location as the United States.

The results were relevant overall but mixed in quality. Strong sources such as Al Jazeera, BBC, and Yahoo Sports were in the results. However, there were Quora and Reddit threads, as well as two Facebook posts. Also, a snippet showing German phrasing (“vor 5 Tagen”) was available in the first result, despite the country filter being set to US.

Search API Comparison

Conclusion

Selecting the right search API comes down to your LLMs and AI agents’ specific needs. 

If latency is critical, prioritize APIs like Exa or Firecrawl, which return results in under a second. If your agent runs on a tight token budget, look for built-in Markdown output and grounded answers, since these cut the need for extra parsing or summarization steps. If you’re looking for an API with a low entry-point budget, Geekflare Search API is a solid option. 

Before committing to a single API, test multiple tools. Run the same query across various providers and compare relevance, latency, and the degree to which the output integrates cleanly into your existing pipeline. A small investment in testing upfront saves both money and development time once your agent runs in production.