ODATANOODATANOAPIpreprod

Seamless enterprise and agentic access to Cardano and Midnight.

One key for ODATANO CORE on Cardano, NIGHTGATE on Midnight and ANALYTICS over both. 

http# base https://api.preprod.odatano.dev
Authorization: Bearer oda_…

GET  /odata/v4/cardano/Addresses('addr1…')
POST /odata/v4/cardano-transaction/BuildSimpleAdaTransaction
POST /odata/v4/midnight/sponsorUnboundTransaction
GET  /odata/v4/analytics/ChainOverview
GET  /me

Blocks, transactions, UTxOs and pools as OData. Build and submit transactions.

  • Routes/odata/v4/cardano
    /odata/v4/cardano-transaction
    /odata/v4/cardano-sign
  • Network…
  • Readblocks, transactions, UTxOs, addresses, pools, epochs, assets
  • BuildADA, multi-asset, mint, metadata and Plutus transactions
  • Sign, submitsigning requests, signature verification, submission

Blocks and contract state on Midnight. Attestations and zero-knowledge proofs, transactions sponsored.

  • Routes/odata/v4/midnight
    /odata/v4/midnight-verify
  • NetworkMidnight …
  • Readblocks, transactions, contract state, job status
  • Verifyattestations, predicates and documents against chain state
  • Anchordocuments and agent output, fees sponsored
  • Provefield, equality, membership, document integrity and diff attestations

Analytics over Cardano and Midnight as OData.

  • Routes/odata/v4/analytics
  • Status…
  • Readchain overview, metric buckets, snapshots, reorgs, sync status
  • Windows1h, 24h, 7d, 30d, each with the change to the window before
  • Comparethe same metric on Cardano and Midnight side by side
  • Ranktop entities, concentration, distributions, anomalies
GitHub

Networks

Getting a key

Cardano wallet

Free
  • Sign-inyour wallet signs a one-time message, no transaction
  • First key…

AI agents

Reads Cardano, builds transactions and submits them once a wallet has signed.

  • Package@odatano/core-mcp
  • Readget_transactionget_utxosget_asset_infoquery_entity
  • Buildbuild_ada_transferbuild_mint_transactionbuild_plutus_spend
  • Signcreate_signing_requestverify_signature
  • Submitsubmit_signed_transactionget_submission_status
  • Analyticsanalytics_overviewanalytics_key_figuresanalytics_dailyanalytics_top
npmGitHubDocs

Anchors documents, proves zero-knowledge claims, swaps and mints shielded tokens. Fees are sponsored.

  • Package@odatano/nightgate-mcp
  • Verifyverify_attestationverify_predicate
  • Anchoranchor_documentprepare_document_proofsubmit_vault_call
  • Sponsorbuild_sponsorable_transactionsponsor_unbound_transaction
  • Swapbuild_swap_offerpost_swap_offertake_swap_offersponsor_swap
  • Tokensmint_tokensend_tokencall_contract
  • Analyticsanalytics_overviewanalytics_key_figuresanalytics_dailyanalytics_compare
npmGitHubDocs
.mcp.json# Claude Code, Claude Desktop, Cursor or any MCP client. One key, both chains.
{ "mcpServers": {
  "odatano":   { "command": "npx", "args": ["-y", "@odatano/core-mcp"],      "env": { "ODATANO_ACCESS_KEY": "oda_…" } },
  "nightgate": { "command": "npx", "args": ["-y", "@odatano/nightgate-mcp"], "env": { "ODATANO_ACCESS_KEY": "oda_…" } }
} }
analytics# ANALYTICS in both servers: what an agent asks, and the tool it calls.
"How busy was Cardano this week?"                analytics_key_figures(window: "7d")
"Fees per day for the last two weeks"            analytics_daily(topic: "fees", days: 14)
"Which tokens moved most today?"                 analytics_top(ranking: "tokens", window: "24h")
"How many Midnight transactions were shielded?"  analytics_key_figures(metric: "tx.shielded")
"Cardano and Midnight side by side"              analytics_compare(metric: "tx.count", window: "7d")
"Anything unusual yesterday?"                    analytics_anomalies()