| What it does | Agent memory that learns from experience
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| Stage | Startup
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| Founded | 2024
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| Based in | US
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| Pricing model | Freemium
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| Pricing | Self-hosted: Free, MIT licensed. Hindsight Cloud: Pay-as-you-go with free credits to start. Retain (store memories) $10.00 per million tokens, Recall (retrieve memories) $0.75 per million tokens, Reflect (synthesize patterns) $0.05 per call, Iris Extract (structured extraction) $7.50 per million tok
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| Key features | - Per-user persistent memory with preferences, history and decisions kept separate
- Cross-session persistence allows context to survive weeks between interactions
- Fast parallel retrieval in under 100ms through four strategies running simultaneously
- Works with any LLM without losing learned context when swapping models
- Learns from mistakes and corrects behavior on repeated problems
- Automatic pattern detection synthesizes individual facts into consolidated knowledge
- Conflict detection preserves both old and new states with timestamps when facts change
- Integrates with 20+ coding agents including Claude Code, Cursor, and Copilot
| - Search people by title, function, seniority, location, company size, tech and industry
- Search and enrich companies by domain, headcount, industry, tech stack and hiring signals
- Scrape careers pages and company homepages for open roles, products and pricing
- Match reasons and freshness dates on every record
- Works with Claude, ChatGPT, Cursor and any MCP client
- REST API with TypeScript and Python SDKs
- Field-level checked_at and verified_at dates
- Source and data-rights metadata on every field
- Free SKILL.md playbooks for GTM workflows
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| What makes it different | - 94.6% retrieval accuracy on LongMemEval-S, beating next-best system at 74.0%
- MIT licensed open source with no usage limits, telemetry or restrictions
- Reflection layer automatically builds judgment and mental models over time without manual tagging
- Entity resolution handles hundreds of entities with 99.5% query reduction
| - Flat monthly pricing with no per-record charges or credits
- Fair-use limits visible in every API response, not hidden behind a dashboard
- Records count only when data is returned, empty searches use no records
- First useful result in under five minutes, no lengthy onboarding
- Opt-out honored and suppression data managed by the company
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| Free plan | Not given
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| Open source | Not given
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| Platforms | Not given
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| Public API | Not given
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 68 ▲ +1 (up) since last check | Not checked yet ● no change since last check |
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| Trust Flow (Majestic) | 18 | 0 |
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| Citation Flow (Majestic) | 47 | 0 |
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| Referring domains (Majestic) | 1378 | 0 |
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