{"uid":"cap_zWaOMMMSVynd0zZAzDnMx","slug":"accelerometer-ai-progress-technology-time-series-dated-snapshot-ee6d85d9","name":"Accelerometer AI-Progress & Technology Time Series — Dated Snapshot","description":"Timestamped per-source snapshots of 129 public AI-progress and technology time series (frontier benchmark scores, compute trends, AGI prediction-market odds, model pricing, AI stocks and crypto, energy, space, robotics, biomed, research output). No composite score. Paid with USDC on Base via x402.","url":"https://x402-accelerometer-feed.fly.dev/snapshots/%7Bid%7D","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"}}},"responseSchema":{"type":"json","example":{"stub":false,"run_at":"2026-07-12T14:00:05.754191+00:00","domains":["agents","autonomy","benchmarks","biomed","capital","compute","crypto","ecosystem","energy","industrial","inference","macro","markets","narrative","patents","prediction","pricing","research","robotics","science","space"],"sources":[{"id":"agents.x402_services_count","url":"https://agentic.market","unit":"count","access":"free_api","domain":"agents","latest":1779,"metric":"x402 pay-per-request services (agentic.market)","cadence":"weekly survey, accumulating","n_points":8,"previous":1525,"confidence":"verified","first_date":"2026-04-21","latest_date":"2026-07-12","previous_date":"2026-07-05","signal_quality":"strong","delta_pct_vs_previous":16.6557},{"id":"autonomy.metr_time_horizon_50","url":"https://github.com/METR/cross-domain-horizon (data/external/logistic_fits/headline.csv; METR 'Measuring AI Ability to Complete Long Tasks', metr.org/blog/2025-03-19-measuring-ai-ability-to-complete-long-tasks/)","unit":"minutes","access":"dataset_download","domain":"autonomy","latest":112.230447,"metric":"METR frontier task-completion horizon @50% (minutes)","cadence":"updated as METR re-fits new models","n_points":15,"previous":54.226342,"confidence":"verified","first_date":"2019-02-14","latest_date":"2025-04-16","previous_date":"2025-02-24","signal_quality":"strong","delta_pct_vs_previous":106.9667}],"composite":null,"n_sources":129,"emitted_at":"2026-09-16T11:54:41+00:00","snapshot_id":"2026-07-12","n_sources_ok":126,"composite_note":"No cross-source composite is offered. Each row is one source's latest observation as pulled at run_at, with its previous observation and the % change between them.","schema_version":"0.2"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_MISmTmKS6rlNDQj6Q50j_","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a full dated snapshot of 129 AI-progress and technology time series, each with its latest and previous observation and percent change, paid via x402/USDC on Base.","exampleAgentPrompt":"Pull the Accelerometer AI-progress snapshot for July 12, 2026 — I want all 129 series with their latest values, previous values, and percent changes.","exampleUseCases":[{"title":"Weekly AI benchmark review","prompt":"Give me the full Accelerometer snapshot for July 5, 2026 so I can see where all the frontier benchmark scores, compute trends, and AGI prediction-market odds stood that week."},{"title":"Model pricing trend check","prompt":"Fetch the Accelerometer time series snapshot dated June 28, 2026 — I want to see the model pricing series and how they changed from the prior reading."},{"title":"METR autonomy horizon tracking","prompt":"Pull the Accelerometer AI-progress snapshot for April 16, 2025 and show me the METR task-completion horizon data and any other autonomy metrics in it."}],"resultDescription":"A JSON object containing: snapshot_id (date), run_at timestamp, emitted_at timestamp, a list of all 129 source records each with id, metric name, domain, unit, latest value, previous value, previous date, latest date, delta_pct_vs_previous, confidence level, signal quality, cadence, n_points, access type, and URL. Also includes the list of domains covered, n_sources, n_sources_ok, composite (always null), composite_note, and schema_version.","failureModes":["Invalid or non-existent snapshot ID returns 404 or empty result","Payment failure (insufficient USDC, wrong chain) returns 402 with payment details","Snapshot date requested before data collection started returns no data","Malformed date string in ID parameter causes request failure","Temporary service unavailability on fly.dev returns 5xx"],"whenToPreferThis":"Choose this endpoint when you need a complete point-in-time cross-domain snapshot of all 129 AI-progress and technology series as of a specific historical date, rather than the latest snapshot or a diff between two dates. Ideal for retrospective analysis, date-anchored comparisons, or when you need the full breadth of domains (benchmarks, compute, prediction markets, pricing, stocks, energy, space, robotics, biomed, research) in one call for a specific YYYY-MM-DD snapshot ID.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-19T06:41:27.411Z","isFirstParty":false}