All projects on Base matching “settled”

Transkription bis 10 Min Audio, Whisper large-v3-turbo, Deutsch optimiert, verarbeitet in Deutschland. Speech-to-text for audio up to 10 min (mp3, m4a, ogg, wav, mp4), German-optimised, processed in Germany. JSON body with audio_url or audio_base64. Longer files are rejected before payment settles. Voraussetzung/required: accept_terms_hash, business_name (B2B) – /legal/terms.json

Pay-per-call cited research brief. The request carries a query and 1 to 12 quotes with source URLs; the response is a short brief that cites only those quotes, at 0.008 USDC per call on Base. Payment settles after the brief is produced. A client nonce header makes a retry free of a second charge.

Track a website's AI search visibility every week for 4 weeks. $19 USDC on Base per call. Runs the 16-engine report now, then each Monday until 4 successful runs. Returns a private tracking_url with a trend chart and competitor shifts, plus emails. Settles only if the first run succeeds (12+ of 16 engines). Don't use this for a single snapshot; use /api/v1/report.

Spend preflight for AI agents. Send the x402 PaymentRequired body (v1 or v2) you received, or a cart, plus optional rules (per-payment max, hold threshold, daily cap, allowlists, new-domain days, endpoint category price multiple, liveness and payTo changes). Returns allow|hold|block with reasons, the cheapest acceptable payment option, and a receipt id. Read-only: never signs, settles, or holds fu

Search Aggregator deep tier: Serper+Tavily+Exa+Firecrawl merged results with full page content and synthesized answer, fixed price $0.05 USDC. POST JSON body {query (required), max_results (optional 1-20, default 10)}. Mode is fixed by the path — no mode field needed, the quoted price is always the settled price.

Checkup for x402 buyer clients. Pay once and get a field-by-field diagnosis of the payment your client signed (amount, recipient, validity window, clock offset, nonce, EIP-712 signature) and of the request that arrived, plus the facilitator's verify and settle results. Base mainnet payments get the full diagnosis; Base Sepolia payments get a preview with the status of each check only.

Operational trust rating (AAA to D, trust line BBB) of any x402 service, as of today: tier, outlook, flags, uptime, organic paying agents, settled USDC, centrality. Sybil-resistant, computed daily from on-chain settlement on Base, Polygon, Arbitrum and Solana plus a liveness probe. Check a service before paying it. Free today-only JSON: https://agenteconomy.report/s/<host>.json

Checks a list of payment records for common reconciliation bugs: payments marked settled without an on-chain reference, payer or payee stored as a display name instead of an address, idempotency keys that let the same payment through twice, and ledger counts that differ from the chain scan. Returns the findings per row.

Pay-per-call: meter deal_query, $0.15 (service zeroclass). Unsigned/unpaid → 402 x402/MPP challenge; settle and retry. Served from cache when fresh (<3h), else 202 + retry_after while a scan runs. Each deal carries a grade + trailing-90d percentile.

Hello World x402 demo. Returns the JSON greeting {"message":"Hello World"} after a 0.001 USDC payment on Base, settled through the Coinbase x402 facilitator.

Prepaid travel eSIM data plans, sold per order for USDC on Base via x402. For agents buying mobile data abroad for a person's phone or tablet. 1433 single-country, regional and global plans, $0.99 to $202.99 depending on the plan picked by launch_sku_id (listed at GET /catalog). Once payment settles on-chain, the eSIM is retrievable with the order's delivery key or claim secret. This generic chall

X Preflight: read a draft post against X's open-sourced ranking code. Returns what is already settled before you post, whether it enters the pool strangers are drawn from, how long it stays retrievable, which filters delete it, and which gates nobody can know in advance. Every claim cites a file and line in X's published source. Never writes the post. Nothing stored.

Gainesville FL code cases (partner wrap of x402-mcp). Refund if partner fails after settle.

Kansas City open exterior building violations (partner wrap of x402-mcp). Refund if partner fails after settle.

OpenFIGI instrument search/mapping (keyless). POST {query} (+ optional start/exchCode/securityType/marketSecDes). Unpaid empty → 402; after settle empty/invalid → 400 charged:false. Disclose adjacency: sec-companyfacts / sec-ticker-lookup (SEC filings ≠ FIGI identifiers).

LA Building & Safety open code-enforcement cases (partner wrap of x402-mcp). Refund if partner fails after settle.

Minneapolis rental-license / housing compliance check (partner wrap of x402-mcp). Refund if partner fails after settle.

Open Library search.json (keyless). POST {q}/{limit?}/{offset?}/{fields?}. Unpaid empty → 402; after settle empty/invalid → 400 charged:false. No catalog adjacency.

Transaction receipt status/block/confirmations on Base or Ethereum via eth_getTransactionReceipt. Validates 0x hash BEFORE settle.

Discogs release/search (keyless; Discogs User-Agent). POST {q|query|artist|release_title}. Unpaid empty → 402; after settle empty/invalid → 400 charged:false. Soft disclose musicbrainz-lookup.

Montgomery County MD housing license + active violations (partner wrap of x402-mcp). Refund if partner fails after settle.

FIRST.org EPSS exploit-prediction (keyless). POST {cve|cves}. Unpaid empty → 402; after settle empty/invalid → 400 charged:false. Soft disclose cisa-kev / osv-vuln-query / nist-nvd-cve-lookup / openssf-scorecard.

OSRM driving route (keyless). POST {coordinates|from+to}. Unpaid empty → 402; after settle empty/invalid → 400 charged:false. Soft disclose mbta-routes / tfl-line-status (transit adjacency only).

TheCocktailDB drink search (keyless). POST {s|q|name}. Unpaid empty → 402; after settle empty/invalid → 400 charged:false. Soft disclose mealdb-search (food/drink lane).

Crypto Fear & Greed Index (alternative.me, keyless). POST {limit?}. Unpaid empty → 402; after settle empty/invalid → 400 charged:false. Soft disclose defillama-protocols / coinpaprika (crypto sentiment lane ≠ mempool/btc-fee).

Chess.com public player profile (keyless). POST {username|user|name}. Unpaid empty → 402; after settle empty/invalid → 400 charged:false. Soft disclose lichess-user (chess lane).

Scryfall MTG card search (keyless). POST {q|query|name}. Unpaid empty → 402; after settle empty/invalid → 400 charged:false. MUST project/trim (~347KB dump); soft ↔ dnd5e-spell / steam-appdetails / ygoprodeck.

NHL standings now (keyless). POST {conference?, division?, team?}. Unpaid empty → 402; after settle empty/invalid → 400 charged:false. MUST trim/project upstream (~58KB). Sports lane.

Nobel Prize laureates (keyless). POST {limit?, offset?, nobelPrizeYear?, nobelPrizeCategory?, name?}. Unpaid empty → 402; after settle empty/invalid → 400 charged:false. Soft disclose wikipedia-summary.

New Orleans active STR license check (partner wrap of x402-mcp). Refund if partner fails after settle.