# Anthropic timeline

entity: /record/anthropic.md  
id: ent_anthropic  

Anthropic's timeline holds 85 products claims from 2023 to 2026. 1 is undated. The latest took effect on October 29, 2026.

Kinds: People 29 (/timelines/anthropic.md?kind=people) · Money & deals 103 (/timelines/anthropic.md?kind=money) · Products 85 (/timelines/anthropic.md?kind=products) · Models 12 (/timelines/anthropic.md?kind=models) · Other 297 (/timelines/anthropic.md?kind=other) · every kind: /timelines/anthropic.md  
Format: date | kind | predicate | value | status | claim.

## 2023

- 2023-12-19 | products | feature_added | Messages API beta | valid | [clm_51392318F0E7](/claim/clm_51392318F0E7.md)

## 2024

- 2024-06-21 | products | released | [Claude 3.5 Sonnet](/record/claude-3-5-sonnet.md) | valid | [clm_E5951B26C3BA](/claim/clm_E5951B26C3BA.md)
- 2024-08-08 | products | feature_added | Model safety bug bounty program | valid | [clm_9B5E5D83E11A](/claim/clm_9B5E5D83E11A.md)
- 2024-11-25 | products | released | Model Context Protocol | valid | [clm_76246C82E5DC](/claim/clm_76246C82E5DC.md)

## 2025

- 2025-01-13 | products | certified | ISO/IEC 42001:2023 | valid | [clm_E205B43CA304](/claim/clm_E205B43CA304.md)
- 2025-02-24 | products | released | [Claude Code](/record/claude-code.md) | unverified | [clm_04DF40216195](/claim/clm_04DF40216195.md)
- 2025-02-27 | products | launched | Transparency Hub | valid | [clm_183BB100E343](/claim/clm_183BB100E343.md)
- 2025-05-05 | products | launched | AI for Science Program | valid | [clm_D48A8831021A](/claim/clm_D48A8831021A.md)
- 2025-05-22 | products | released | [Claude Opus 4](/record/claude-opus-4.md) | valid | [clm_FAD5BC475D63](/claim/clm_FAD5BC475D63.md)
- 2025-06-27 | products | launched | Economic Futures Program | valid | [clm_F9FE0C32C237](/claim/clm_F9FE0C32C237.md)
- 2025-08-05 | products | released | [Claude Opus 4.1](/record/claude-opus-4-1.md) | valid | [clm_A83C64AB69B6](/claim/clm_A83C64AB69B6.md)
- 2025-08-06 | products | expanded | Japan | valid | [clm_77F08B8461B4](/claim/clm_77F08B8461B4.md)
- 2025-08-21 | products | launched | Higher Education Advisory Board | valid | [clm_D5503B51AB16](/claim/clm_D5503B51AB16.md)
- 2025-08-21 | products | released | Three AI Fluency courses | valid | [clm_370918CAD911](/claim/clm_370918CAD911.md)
- 2025-08-26 | products | released | Claude in Chrome | valid | [clm_6F94C47A9C2B](/claim/clm_6F94C47A9C2B.md)
- 2025-09-17 | products | feature_added | tool runner | valid | [clm_00F28AD037D9](/claim/clm_00F28AD037D9.md)
- 2025-09-17 | products | feature_added | tool helpers | valid | [clm_F4602069ADCE](/claim/clm_F4602069ADCE.md)
- 2025-10-29 | products | opened_office | Tokyo | valid | [clm_A4D4744482FB](/claim/clm_A4D4744482FB.md)
- 2025-11-05 | products | expanded | UK and Europe | valid | [clm_1656D318D2D4](/claim/clm_1656D318D2D4.md)
- 2025-11-07 | products | opened_office | Paris | valid | [clm_13158CA84A4D](/claim/clm_13158CA84A4D.md)
- 2025-11-07 | products | opened_office | Munich | valid | [clm_E52BEEC79AFE](/claim/clm_E52BEEC79AFE.md)
- 2025-11-19 | products | launched | platform.claude.com/docs | valid | [clm_A54E53D31ECB](/claim/clm_A54E53D31ECB.md)

## 2026

- 2026-01-05 | products | discontinued | Claude Opus 3 | valid | [clm_D08FCE5309DE](/claim/clm_D08FCE5309DE.md)
- 2026-01-21 | products | launched | AI Literacy & Creator Collective | valid | [clm_6B7A52DDAE39](/claim/clm_6B7A52DDAE39.md)
- 2026-02-05 | products | launched | Claude for PowerPoint | valid | [clm_8DD2F47616FD](/claim/clm_8DD2F47616FD.md)
- 2026-02-05 | products | released | [Claude Opus 4.6](/record/claude-opus-4-6.md) | valid | [clm_44F4FAE6773A](/claim/clm_44F4FAE6773A.md)
- 2026-02-16 | products | opened_office | Bengaluru | valid | [clm_387A889A1134](/claim/clm_387A889A1134.md)
- 2026-02-17 | products | expanded | Africa | valid | [clm_5CDE2B8A7A6F](/claim/clm_5CDE2B8A7A6F.md)
- 2026-03-16 | products | feature_added | display field | valid | [clm_6C80FF1D1426](/claim/clm_6C80FF1D1426.md)
- 2026-03-18 | products | feature_added | model capability fields | valid | [clm_506CF7AB3D71](/claim/clm_506CF7AB3D71.md)
- 2026-04-08 | products | launched | ant CLI | valid | [clm_ADC9D504B86E](/claim/clm_ADC9D504B86E.md)
- 2026-04-08 | products | released | Claude Managed Agents | valid | [clm_9216E1523B53](/claim/clm_9216E1523B53.md)
- 2026-04-08 | products | released | ant CLI | valid | [clm_92535F13A753](/claim/clm_92535F13A753.md)
- 2026-04-09 | products | launched | Advisor tool | valid | [clm_092CB298C1EA](/claim/clm_092CB298C1EA.md)
- 2026-04-17 | products | launched | Claude Design | valid | [clm_8A1A3535CA2C](/claim/clm_8A1A3535CA2C.md)
- 2026-04-20 | products | discontinued | Claude Haiku 3 | valid | [clm_1B977836497F](/claim/clm_1B977836497F.md)
- 2026-04-24 | products | released | Rate Limits API | valid | [clm_77B7B49AD9D9](/claim/clm_77B7B49AD9D9.md)
- 2026-04-27 | products | opened_office | Sydney office | valid | [clm_64F9656E1090](/claim/clm_64F9656E1090.md)
- 2026-04-27 | products | opened_office | Sydney | valid | [clm_DB1C3F8EB948](/claim/clm_DB1C3F8EB948.md)
- 2026-05-04 | products | feature_added | Workload Identity Federation | valid | [clm_4D69F600CCE5](/claim/clm_4D69F600CCE5.md)
- 2026-05-05 | products | feature_added | MCP app | valid | [clm_55531CDA42A2](/claim/clm_55531CDA42A2.md)
- 2026-05-11 | products | launched | Claude Platform on AWS | valid | [clm_8BB35E244C54](/claim/clm_8BB35E244C54.md)
- 2026-05-27 | products | feature_added | usage.output_tokens_details.thinking_tokens | valid | [clm_1B580ED7C1AA](/claim/clm_1B580ED7C1AA.md)
- 2026-05-27 | products | opened_office | Milan | valid | [clm_473CBAF7D528](/claim/clm_473CBAF7D528.md)
- 2026-06-09 | products | released | [Claude Mythos 5](/record/claude-mythos-5.md) | valid | [clm_3FCC25C6FB8C](/claim/clm_3FCC25C6FB8C.md)
- 2026-06-09 | products | released | Fable 5 | unverified | [clm_68E93CC081DC](/claim/clm_68E93CC081DC.md)
- 2026-06-09 | products | released | [Claude Fable 5](/record/claude-fable-5.md) | valid | [clm_75AE3DDB40F4](/claim/clm_75AE3DDB40F4.md)
- 2026-06-10 | products | feature_added | GET /v1/environments/{id}/work endpoint | valid | [clm_A2FAF4FAA355](/claim/clm_A2FAF4FAA355.md)
- 2026-06-11 | products | feature_added | web_search_20260318 | valid | [clm_21696F5CA91E](/claim/clm_21696F5CA91E.md)
- 2026-06-11 | products | feature_added | response_inclusion | valid | [clm_A949DF353FDC](/claim/clm_A949DF353FDC.md)
- 2026-06-11 | products | feature_added | web_fetch_20260318 | valid | [clm_D49EA7212B27](/claim/clm_D49EA7212B27.md)
- 2026-06-11 | products | feature_added | code_execution_20260521 | valid | [clm_EFC2673EAA83](/claim/clm_EFC2673EAA83.md)
- 2026-06-17 | products | opened_office | Seoul | valid | [clm_C6C942B3D906](/claim/clm_C6C942B3D906.md)
- 2026-06-18 | products | feature_added | code_execution_20260120 | valid | [clm_A0EBB8E4664F](/claim/clm_A0EBB8E4664F.md)
- 2026-06-23 | products | launched | Claude Tag | valid | [clm_DE00DF602FBD](/claim/clm_DE00DF602FBD.md)
- 2026-06-23 | products | released | Claude Tag | valid | [clm_F97FCEA7ABCA](/claim/clm_F97FCEA7ABCA.md)
- 2026-06-30 | products | released | Claude Science | valid | [clm_8422078626C6](/claim/clm_8422078626C6.md)
- 2026-06-30 | products | released | [Claude Sonnet 5](/record/claude-sonnet-5.md) | valid | [clm_925BC285E334](/claim/clm_925BC285E334.md)
- 2026-07-14 | products | launched | Claude for Teachers | valid | [clm_769E062B7470](/claim/clm_769E062B7470.md)
- 2026-08-20 | products | discontinued | Text Completions API | valid | [clm_1C232B13E845](/claim/clm_1C232B13E845.md)
- 2026-08-20 | products | feature_removed | temperature, top_p, top_k params | valid | [clm_C81BD68B6E34](/claim/clm_C81BD68B6E34.md)
- 2026-08-20 | products | released | Python SDK | valid | [clm_0044460C75C9](/claim/clm_0044460C75C9.md)
- 2026-08-26 | products | feature_added | Claude Science sessions | valid | [clm_83C8058A9D0A](/claim/clm_83C8058A9D0A.md)
- 2026-08-26 | products | feature_added | Compliance API session endpoints | valid | [clm_BC43D9FDED6C](/claim/clm_BC43D9FDED6C.md)
- 2026-08-27 | products | released | Model Hardware Standard | valid | [clm_60117B4AF18E](/claim/clm_60117B4AF18E.md)
- 2026-09-01 | products | released | [Claude Mythos 5.1](/record/claude-mythos-5-1.md) | valid | [clm_0F5B0FB5DBDF](/claim/clm_0F5B0FB5DBDF.md)
- 2026-09-01 | products | released | [Claude Fable 5.1](/record/claude-fable-5-1.md) | valid | [clm_401EEE0A2EA0](/claim/clm_401EEE0A2EA0.md)
- 2026-09-03 | products | feature_added | ant apply | valid | [clm_6A7F3CF1AD0C](/claim/clm_6A7F3CF1AD0C.md)
- 2026-09-10 | products | feature_added | ant beta:sessions connect | valid | [clm_0665B81337AD](/claim/clm_0665B81337AD.md)
- 2026-09-10 | products | feature_added | auto | valid | [clm_64F0462FAE12](/claim/clm_64F0462FAE12.md)
- 2026-09-15 | products | launched | Salesforce in Claude | valid | [clm_4AC90E4204A9](/claim/clm_4AC90E4204A9.md)
- 2026-09-17 | products | launched | Life Sciences Verification Program | valid | [clm_809BA0FBCC61](/claim/clm_809BA0FBCC61.md)
- 2026-09-22 | products | released | [Claude Opus 5.5](/record/claude-opus-5-5.md) | valid | [clm_499354A0B098](/claim/clm_499354A0B098.md)
- 2026-09-24 | products | feature_removed | file names | valid | [clm_3983D1ABC1CD](/claim/clm_3983D1ABC1CD.md)
- 2026-09-28 | products | released | [Claude Sonnet 5.5](/record/claude-sonnet-5-5.md) | unverified | [clm_E27E77AB0A2E](/claim/clm_E27E77AB0A2E.md)
- 2026-09-30 | products | feature_added | Admin API methods | valid | [clm_F0F905549EDF](/claim/clm_F0F905549EDF.md)
- 2026-10-05 | products | feature_added | capabilities.thinking.types.disabled | valid | [clm_A5FC445C2621](/claim/clm_A5FC445C2621.md)
- 2026-10-06 | products | feature_added | capabilities.server_tools | valid | [clm_0B16F9123A4A](/claim/clm_0B16F9123A4A.md)
- 2026-10-06 | products | launched | Cyber Verification Program | valid | [clm_977BA9105325](/claim/clm_977BA9105325.md)
- 2026-10-08 | products | launched | Cyber Mission | valid | [clm_0C637C075926](/claim/clm_0C637C075926.md)
- 2026-10-21 | products | released | Claude Duet | valid | [clm_819A98299FA0](/claim/clm_819A98299FA0.md)
- 2026-10-21 | products | released | API version 2026-10-21 | valid | [clm_9E086858DDB3](/claim/clm_9E086858DDB3.md)
- 2026-10-28 | products | expanded | AI for Science program | valid | [clm_10B01C2BED0E](/claim/clm_10B01C2BED0E.md)
- 2026-10-29 | products | launched | Usage and Cost Analytics API | valid | [clm_975B80373CCD](/claim/clm_975B80373CCD.md)

## undated

- undated | products | produces | [Claude Code](/record/claude-code.md) | valid | [clm_A6DFE34CC6A0](/claim/clm_A6DFE34CC6A0.md)

---

AsOf is a temporal fact ledger: a structured, dated, sourced record of what is true and what changed, built for AI retrieval.