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x402.agentindex.world

437 models, no account, no API key, pay per call in USDC - OpenAI-compatible chat completions and AI inference gateway (Claude, GPT, Gemini, Llama, Mistral and more in one endpoint). Price: from $0.001, computed from your max_tokens × model rate × 1.10 (you sign a ceiling; unused tokens are not refunded). 20s server-side timeout - never charged if it fires; set your client timeout to 30s. Try GET /v1/chat/completions/sample.

Resource URL

https://x402.agentindex.world/v1/chat/completions

Payment options

exactBase (8453)

$0.001 USDC

Max amount

Pay to
0xb3F32bdfe8D07825BC0D7387295aB1D7559BA69d
Timeout
300s

Tags

llminferenceopenai-compatiblechat completionsai inferencellm apipay per token llmopenai compatible

For agents

Prompt snippet for AI agents

Find and pay for this x402 resource:
URL: https://x402.agentindex.world/v1/chat/completions
Type: http
Sources: thirdweb, cdp

Developer