| What it does | Agent memory that learns from experience
| One API for AI agents to access models, data and tools with one key and one balance
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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
| Paid
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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
| - 70+ AI models from multiple providers at up to 78% discount
- 1,000+ social data APIs for TikTok, Instagram, YouTube, X, Reddit, LinkedIn, Threads, Xiaohongshu and Douyin
- Web tools including search, page reading, and site maps
- Image, video and workflow generation
- Single API key and USD balance for all capabilities
- Price inspection before execution
- Hosted image and video output with URLs
- MCP and HTTP API support for agent integration
- Structured JSON output from data queries
- No charges for failed data and web calls
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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
| - Built specifically for agents to use independently - they search the catalog, inspect contracts and prices, then execute
- Unified billing across 70+ models and 1,000+ data APIs with no separate vendor accounts
- Price transparency - every capability publishes cost before execution
- Hosted file storage for generated images and videos
- Supports multiple AI agents and any HTTP client with one setup line
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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 | 40 ▼ −1 (down) since last check |
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| Trust Flow (Majestic) | 18 | 10 |
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| Citation Flow (Majestic) | 47 | 35 |
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| Referring domains (Majestic) | 1378 | 206 |
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