# AI tools for “AI agent API”

1,299 matching tools; showing 24, ranked by relevance.

Filters: `group=coding-development`

Related categories: [ai-api](https://openaitools.app/category/ai-api.md), [ai-agent](https://openaitools.app/category/ai-agent.md)

| # | Tool Name | Monthly Visits | MoM Growth Rate | Pricing Model | Summary | Why it matched | Profile (Markdown) |
| :--- | :--- | :--- | :--- | :--- | :--- | :--- | :--- |
| 1 | [OpenAI Platform](https://openaitools.app/tool/openai) | 234,678,639 | -9.6% | Paid | Enterprise developer platform and API for deploying GPT-6 Astra, Sol, Luna, and realtime multimodal agents. | category: ai-api; keywords 100%; semantic match | [.md](https://openaitools.app/tool/openai.md) |
| 2 | [TinyFish](https://openaitools.app/tool/tinyfish) | 1,124,952 | +199.7% | Freemium, Contact for Pricing | One API key for agent-grade web search, fetch, browsing and automation | category: ai-api, ai-agent; keywords 100%; semantic match | [.md](https://openaitools.app/tool/tinyfish.md) |
| 3 | [Agnes AI](https://openaitools.app/tool/agnes-ai) | 902,184 | -25.8% | Freemium | One free API for text, image, and video AI models | category: ai-api, ai-agent; keywords 100%; semantic match | [.md](https://openaitools.app/tool/agnes-ai.md) |
| 4 | [Vapi](https://openaitools.app/tool/vapi) | 662,301 | -11.4% | Freemium | Build, test, and deploy production-grade voice AI agents over API | category: ai-api, ai-agent; keywords 100%; semantic match | [.md](https://openaitools.app/tool/vapi.md) |
| 5 | [Composio](https://openaitools.app/tool/composio) | 2,782,603 | +22.8% | Freemium, Contact for Pricing | Give your AI agents secure, authenticated access to 1,700+ apps | category: ai-api, ai-agent; keywords 100%; semantic match | [.md](https://openaitools.app/tool/composio.md) |
| 6 | [Treg](https://openaitools.app/tool/treg) | 452,935 | +223.4% | Freemium | One key for 4,100+ agent tools, pay per call | category: ai-api, ai-agent; keywords 100%; semantic match | [.md](https://openaitools.app/tool/treg.md) |
| 7 | [Deepgram Voice AI](https://openaitools.app/tool/deepgram-voice-ai) | 863,852 | +31.8% | Free Trial | Real-time speech-to-text, text-to-speech and voice agents in one API platform | category: ai-api, ai-agent; keywords 100%; semantic match | [.md](https://openaitools.app/tool/deepgram-voice-ai.md) |
| 8 | [Claude](https://openaitools.app/tool/claude-2) | 1,253,439,413 | +23.8% | Freemium | Anthropic's frontier AI workspace powered by Claude 5.5 for agentic coding, analysis, and nuanced writing. | category: ai-api; keywords 100% | [.md](https://openaitools.app/tool/claude-2.md) |
| 9 | [Exa](https://openaitools.app/tool/exa-ai) | 1,062,574 | +16.8% | Freemium, Contact for Pricing | Web search API and crawler built for AI agents | category: ai-api; keywords 100%; semantic match | [.md](https://openaitools.app/tool/exa-ai.md) |
| 10 | [Browser Use](https://openaitools.app/tool/browser-use) | 1,206,376 | +41.1% | Freemium, Paid, Contact for Pricing | Browser agents and stealth cloud browsers for real web tasks | category: ai-api, ai-agent; keywords 100%; semantic match | [.md](https://openaitools.app/tool/browser-use.md) |
| 11 | [Merge](https://openaitools.app/tool/merge-dev) | 313,201 | +1.7% | Freemium, Contact for Pricing | The universal context engine connecting agents to data, tools, and models | category: ai-api, ai-agent; keywords 100%; semantic match | [.md](https://openaitools.app/tool/merge-dev.md) |
| 12 | [supermemory](https://openaitools.app/tool/supermemory-1) | 156,579 | -7.7% | Contact for Pricing | A memory and continual-learning engine that gives any AI agent persistent context | category: ai-api, ai-agent; keywords 100%; semantic match | [.md](https://openaitools.app/tool/supermemory-1.md) |
| 13 | [AIsa](https://openaitools.app/tool/aisa) | 89,162 | -10.3% | Freemium | One key, one schema, 6,000+ APIs for your AI agents | category: ai-api, ai-agent; keywords 100%; semantic match | [.md](https://openaitools.app/tool/aisa.md) |
| 14 | [Tavus](https://openaitools.app/tool/tavus) | 720,176 | +92.2% | Freemium, Paid, Contact for Pricing | Real-time conversational AI video agents with a face, a voice, and memory | category: ai-api, ai-agent; keywords 100%; semantic match | [.md](https://openaitools.app/tool/tavus.md) |
| 15 | [Browserbase](https://openaitools.app/tool/browserbase) | 283,597 | -8% | Freemium | Cloud browsers and web APIs for AI agents | category: ai-api, ai-agent; keywords 100%; semantic match | [.md](https://openaitools.app/tool/browserbase.md) |
| 16 | [Pipedream](https://openaitools.app/tool/pipedream) | 312,216 | -14.3% | Freemium, Paid, Contact for Pricing | Managed auth and 10,000+ tools for the agents you're building | category: ai-api; keywords 100%; semantic match | [.md](https://openaitools.app/tool/pipedream.md) |
| 17 | [Morph](https://openaitools.app/tool/morph-apply-ai-edits-to-files-fast) | 306,961 | +9.5% | Free Trial, Contact for Pricing | Fast Apply and agent-tuned inference for coding agents | category: ai-api, ai-agent; keywords 100%; semantic match | [.md](https://openaitools.app/tool/morph-apply-ai-edits-to-files-fast.md) |
| 18 | [RentAHuman.ai](https://openaitools.app/tool/rentahuman-ai) | 256,619 | -18.2% | Paid | Hire real people for tasks AI agents can't do in the physical world | category: ai-api, ai-agent; keywords 100%; semantic match | [.md](https://openaitools.app/tool/rentahuman-ai.md) |
| 19 | [Chatbase](https://openaitools.app/tool/chatbase) | 396,383 | -7% | Freemium, Paid | Build customer-facing AI agents for support, sales, and product guidance | category: ai-api, ai-agent; keywords 100%; semantic match | [.md](https://openaitools.app/tool/chatbase.md) |
| 20 | [ColdIQ](https://openaitools.app/tool/coldiq-x-slack) | 195,701 | -14.8% | Freemium, Paid, Contact for Pricing | One GTM data API for prospecting, enrichment and AI agents | category: ai-api, ai-agent; keywords 100%; semantic match | [.md](https://openaitools.app/tool/coldiq-x-slack.md) |
| 21 | [Crustdata](https://openaitools.app/tool/crustdata) | 100,533 | +1.2% | Contact for Pricing | Real-time B2B people and company data for AI agents | category: ai-api, ai-agent; keywords 100%; semantic match | [.md](https://openaitools.app/tool/crustdata.md) |
| 22 | [SmythOS](https://openaitools.app/tool/smythos) | 45,165 | -22.3% | Freemium, Paid, Contact for Pricing | Build, run and manage AI agents — visually or in code | category: ai-api, ai-agent; keywords 100%; semantic match | [.md](https://openaitools.app/tool/smythos.md) |
| 23 | [ElevenLabs](https://openaitools.app/tool/elevenlabs-io) | 42,396,771 | +26.1% | Freemium, Paid, Contact for Pricing | AI audio platform for speech, agents, music and dubbing | category: ai-api; keywords 100% | [.md](https://openaitools.app/tool/elevenlabs-io.md) |
| 24 | [LinkupAPI](https://openaitools.app/tool/linkupapi) | 37,347 | +7.1% | Paid | One outreach API to reach prospects on LinkedIn, email, WhatsApp and iMessage | category: ai-api, ai-agent; keywords 100%; semantic match | [.md](https://openaitools.app/tool/linkupapi.md) |

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Source: https://openaitools.app/?q=AI%20agent%20API

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