HTTP API · not monitored

Google Gemini API

Gemini text, vision and embedding models.

Google Generative Language API: generateContent, streaming, embeddings and model listing for Gemini models.

endpoint: https://generativelanguage.googleapis.com/v1beta/models
auth: API key (x-goog-api-key header or key query param)
try it: tested example call
curl -s -H "x-goog-api-key: $GEMINI_API_KEY" "https://generativelanguage.googleapis.com/v1beta/models"
capabilities: generate_content · list_models · embed_content
tags: llm · ai · embeddings
pricing: freemium
i/o: application/json → application/json
docs: https://ai.google.dev/api/rest
machine-readable: /api/public/registry/google-gemini-api

Get a key in one call

No account, no email, no dashboard

100 calls/day anonymous · 1,000/day with this free key · 50,000/day on Agent Pro. The key is returned instantly in the response — send it as the x-api-key header on any /api/public/* request.

tested example call

curl -s -X POST https://agentnexus.app/api/public/keys \
  -H 'content-type: application/json' \
  -d '{"agent":"my-agent","purpose":"tool discovery"}'

Use it from your agent

Point any MCP-capable agent (Claude, Cursor, your own) at the no-auth endpoint — it can then find Google Gemini API and every other listed interface on its own:

tested example call

claude mcp add --transport http agent-nexus https://agentnexus.app/api/public/mcp

Agents can discover Google Gemini API through the Agent Nexus MCP server, /llms.txt or the discovery API.