Anthropic

https://apiserver.mpprouter.dev/v1/services/anthropic

Claude chat completions (Sonnet, Opus, Haiku) via native and OpenAI-compatible APIs.

Provider site API docs →Live catalog →

Endpoints

Method

URL

Description

Price

POST

https://apiserver.mpprouter.dev/v1/services/anthropic/v1/messages

Create messages with Claude (Sonnet, Opus, Haiku) - price varies by model

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POST

https://apiserver.mpprouter.dev/v1/services/anthropic/v1/chat/completions

OpenAI-compatible chat completions (auto-converted to Anthropic format)

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Try it with your agent

Ask Claude via MPP Router to explain HTTP 402 in one sentence. Pay with my Stellar USDC wallet.

Requires the stellar-agent-wallet skill — see Use with agents.

Code sample

curl -X POST "https://apiserver.mpprouter.dev/v1/services/anthropic/v1/messages" \
  -H "Content-Type: application/json" \
  -d '{}'
# returns 402 Payment Required — pay with the stellar-agent-wallet skill (mppx / x402)

Verification

/v1/services/anthropic/chat_completions

dynamic

charge-verified 2026-08-09

Verified — tx evidence not yet published here

/v1/services/anthropic/messages

dynamic

session-verified 2026-08-09

Verified — tx evidence not yet published here