20 Exa alternatives
Exa: A search engine built for AI — embeddings-based retrieval that finds pages by meaning, not keyword overlap. 20 apps do similar work, most sharing Developers, API and Web Search, ranked by how much they have in common with Exa.
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Olostep Technologies, Inc.
One API to search, scrape, crawl, map and monitor the web, returning clean structured text that AI agents and RAG pipelines can use directly.
Also: API, Developers, Web Search
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Privacy-first search infrastructure for AI agents, with smart routing, structured results, and native API, MCP, and Skill access.
Also: API, Developers, Web Search
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A search API purpose-built for RAG and agents — returns synthesised, cited content instead of a list of links.
Also: API, Developers, Web Search
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You.com sells web search, content extraction, answer and research APIs for AI agents; its consumer chat closed to new users in 2026.
Also: API, Developers, Web Search
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An open-source AI-native database combining vector search, structured filtering, and built-in model integrations.
Also: Embeddings, Semantic Search
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The embedding database that starts as a Python import and grows into a distributed cloud service.
Also: Embeddings, Semantic Search
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An open-source vector search engine written in Rust — fast, memory-efficient, and self-hostable.
Also: Embeddings, Semantic Search
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A fully managed vector database for semantic search and retrieval at billion-scale, with no infrastructure to run.
Also: Embeddings, Semantic Search
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An AI-powered search engine and assistant specifically designed for developers and technical users.
Also: Developers, Web Search
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One REST API that scrapes, crawls, and extracts the web into clean Markdown and schema-validated JSON for AI agents.
Also: API, Developers
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A marketplace of thousands of ready-made scrapers and automation tools, plus the cloud to run your own.
Also: API, Developers
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Google
Google's browser workbench for prototyping with Gemini models, then shipping the same prompt as production API code.
Also: API, Developers
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One API and one bill for hundreds of language models, with automatic failover between providers.
Also: API, Developers
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One API for agent harnesses — run Codex, Claude Code or Hermes behind your product with shared sessions, streaming, files and cost controls, and swap harness with a config change.
Also: API, Developers
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Privacy-first AI gateway putting 600+ models from 90+ providers behind one OpenAI-compatible API, with no prompt or output logging.
Also: API, Developers
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Integration layer for AI agents: managed OAuth, 10,000+ prebuilt tools across 3,000+ APIs, an MCP server and an API proxy. Owned by Workday.
Also: API, Developers
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Stenography explains code and APIs with AI.
Also: API, Developers
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Armitage Labs OÜ
Merchant-of-record payments for AI and digital products: checkout, global tax, subscriptions, usage billing, affiliates and payouts at 3.9% + 40c, with an MCP server for agents.
Also: API, Developers
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Lenz IO
Audit-grade fact-checking API for AI products — eight models across five stages, adversarial debate, and a full citation trail behind every verdict.
Also: API, Developers
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Bruin Data Limited
Run Claude Code, Codex or OpenCode in the cloud from a single HTTP call — no SDK, no daemon, no infrastructure on your side.
Also: API, Developers