SolSigs

solsigs.com

Provides pay-per-call Solana blockchain data APIs (DEX prices, wallet intelligence, token launches, whale tracking, etc.) for AI agents using the x402 HTTP 402 micropayment protocol.

The SolSigs API uses other authentication; has usage based pricing; offers a free tier (Free tier for discovery/testing via X-Free-Tier-Key on /dex, /price, /launches). Verified 2026-07-12 with per-field source links.

Developer Tools Verified 2026-07-12 medium confidence

Base URL

https://solsigs.com

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Auth

other

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Free tier

Free tier for discovery/testing via X-Free-Tier-Key on /dex, /price, /launches

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Pricing model

usage_based

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Pricing

Pay-per-call in USDC on Solana via x402: $0.001–$0.010 per call; no subscription

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Rate limits

not documented null

no source

OpenAPI spec

not documented null

no source

MCP server

MCP tool calls supported, backed by x402 settlement or trusted server bypass

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