Omni Oracle · Ethereum NFT Metadata
Retrieve on-chain metadata for Ethereum NFTs by contract address and token ID.
What it does
Retrieve on-chain metadata for Ethereum NFTs by contract address and token ID.
- Verify NFT authenticity and provenance before purchase
- Display rich metadata in wallet and marketplace interfaces
- Track ownership history for valuation models
Ideal buyer
NFT marketplace agents, valuation tools, and wallet applications requiring reliable Ethereum NFT metadata resolution.
Run this through your governed agent wallet.
- 01Bootstrap AXON once with
npx @axon402/init. - 02Use the AXON runtime MCP tools to
search_x402_servicesorinspect_x402_offerfor this service. - 03Quote, test-buy, then run the governed paid fetch through AXON.
Send this
Prompt for your agent
A natural-language instruction for your LLM agent — with this endpoint exposed as a tool — to call this resource. Not sent to the endpoint; the endpoint consumes the JSON body below.
Pasting this prompt into a raw ChatGPT or unconfigured agent will notexecute the paid endpoint flow. Run it through an agent with the AXON runtime / MCP tools exposed (see “Use with AXON” above) so the 402 challenge, quote, and governed fetch are handled for you.
“Get the metadata for Bored Ape #1 at contract 0xbc4ca0eda7647a8ab7c2061c2e118a18a936f13d”
Endpoint request body
The JSON payload your agent sends to the endpoint.
Advanced HTTP details
For integrators who need the raw protocol surface. Most agents should use AXON above instead of calling these directly.
curl fallback
curl https://omni-oracle.omnioracle.workers.dev/nft/metadata/ethereum/0xbc4ca0eda7647a8ab7c2061c2e118a18a936f13d/1 \ -H "Content-Type: application/json" \ -H "X-PAYMENT: [signed_payment_envelope]"
Payment & settlement details
Raw on-chain settlement parameters. AXON above handles these automatically through quote / test-buy / governed fetch.
Price & network
Trust & risk
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Category proxy — we don't track live co-purchase signals yet.