Discover / x402.klimalabs.com

x402 Carbon Retirement API

Not checked

Entry point to the x402 Carbon Retirement API on Base. Returns every endpoint you need plus a live snapshot of the top 3 carbon classes and marketplace listings by liquidity. Discover, quote and certificate are free. Retiring is paid: each retirement costs the credit price plus a fee, sent from your own wallet (prepare/retire) or relayed from a signed USDC authorization (prepare-auth + POST actions/retire). Full spec at /openapi.json.

x402
Base
USDC
Blockchain

Listed price: $0.001
Checks: Not checked
In our index since: 14 Oct 2026

Endpoint

curl -i https://x402.klimalabs.com/api/catalog
# 402 Payment Required: pay with an x402 client (USDC on Base),
# then send the same request again with the payment attached.

Agents can find it through the Superstables MCP server and JSON API: GET /api/v1/services/x402.klimalabs.com

Questions

What price is recorded for x402 Carbon Retirement API?

Its listed price is $0.001.

What payment terms does x402 Carbon Retirement API advertise?

The listing advertises x402, Base and USDC. It names cdp as its facilitator. Check the seller's current payment challenge and authentication requirements before paying.

Where is x402 Carbon Retirement API listed?

In x402 Bazaar and x402-list.com. Superstables first indexed it on 14 Oct 2026.

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