{"uid":"cap_PBHP7pZ3-ZlJaY1kEuc7p","slug":"tokenplans-dev-changelog-full-ai-coding-plan-history-fd598c4e","name":"tokenplans.dev Changelog – Full AI Coding Plan History","description":"Append-only JSON ledger of every value-relevant change to tracked AI coding plans: price moves, usage-ceiling and rate-limit changes, model additions and removals, plan launches and discontinuations, subscriber-affecting policy changes. Each entry dated, with old/new values, source URL, and verification date. Use it to track how plan value shifts over time.","url":"https://api.tokenplans.dev/changelog/full","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","properties":{}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.1","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":"$0.1/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.1","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.1","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_bWqNM71ueuoPK7m89FuEv","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.1","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns an append-only JSON ledger of every value-relevant change to tracked AI coding subscription plans, including price moves, usage-ceiling changes, rate-limit changes, model additions/removals, plan launches/discontinuations, and policy changes, each entry dated with old/new values and source URL.","exampleAgentPrompt":"Pull the full changelog of AI coding plan changes from tokenplans.dev so I can see every price move, usage-ceiling change, and model addition or removal across all tracked providers, with dates and source links.","exampleUseCases":[{"title":"Audit recent Copilot pricing changes","prompt":"Show me every price change that's happened to GitHub Copilot's subscription plans over time, including the old price, new price, and when each change took effect."},{"title":"Track discontinued AI coding plans","prompt":"Which AI coding subscription plans have been discontinued or removed? Pull the full history so I can see what's been shut down and when."},{"title":"Monitor rate-limit policy shifts","prompt":"Have any of the major AI coding tools like Cursor or Claude changed their usage limits or rate limits recently? Get me the full changelog so I can see all the policy changes with their dates and source links."}],"resultDescription":"A JSON array of append-only changelog entries, each containing: provider name, plan name, change type (e.g. price move, rate-limit change, model addition, plan launch/discontinuation, policy change), old value, new value, effective/entry date, source URL, and verification date. Covers all tracked AI coding subscription providers (28+).","failureModes":["Payment failure (x402 protocol error) if USDC payment is not properly submitted","HTTP 402 if payment header is missing or malformed","HTTP 500 if the upstream changelog data is unavailable","Empty or stale changelog if no new changes have been recorded recently","Incomplete entries for providers with unverified data"],"whenToPreferThis":"Use this endpoint when you need a complete, dated audit trail of how AI coding plan value has changed over time — including price, limits, models, and policies — rather than just current plan snapshots. Prefer it over the catalog endpoint when historical change tracking, trend analysis, or policy auditing is the goal. Ideal for agents that need to compare plan value across time periods or detect when a subscriber-affecting change occurred.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T18:30:11.713Z","isFirstParty":false}