UI-TARS alternatives
ByteDance Seed's open-source GUI-agent foundation model — released Jan 2025; trained end-to-end on screenshot → action pairs. Comes with UI-TARS-Desktop (Electron app) that runs the model against the user's screen. Full UI-TARS record →
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also in Computer-use & desktop agents · same storage (kv) · same retrieval (injection) · same conflict handling (stateless) · same memory unit (turn) · also open source · also self-hostable
OSS ✓ Self-host ✓ Managed ✓ MCP ✓ ★ 119k MIT Compare with UI-TARS →
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also in Computer-use & desktop agents · same storage (kv) · same retrieval (injection) · same conflict handling (stateless) · same memory unit (turn) · also open source · also self-hostable
OSS ✓ Self-host ✓ Managed ✓ MCP ? ★ 7.6k released 2026-08-25 Apache-2.0 Compare with UI-TARS →
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also in Computer-use & desktop agents · same storage (kv) · same retrieval (injection) · same conflict handling (stateless) · same memory unit (turn) · also self-hostable · also offered managed
OSS ? Self-host ✓ Managed ✓ MCP ✓ Compare with UI-TARS →
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also in Computer-use & desktop agents · same storage (kv) · same retrieval (injection) · same conflict handling (stateless) · same memory unit (turn) · also self-hostable · also offered managed
OSS ? Self-host ✓ Managed ✓ MCP ? released 2026-10-20 Compare with UI-TARS →
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also in Computer-use & desktop agents · same storage (kv) · same retrieval (injection) · same conflict handling (stateless) · same memory unit (turn) · also offered managed
OSS — Self-host — Managed ✓ MCP — proprietary (Claude API feature) Compare with UI-TARS →
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also in Computer-use & desktop agents · same storage (kv) · same retrieval (injection) · same conflict handling (stateless) · same memory unit (turn) · also offered managed
OSS ? Self-host — Managed ✓ MCP ? Compare with UI-TARS →
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same storage (kv) · same retrieval (injection) · same conflict handling (stateless) · same memory unit (turn) · also open source · also self-hostable · also offered managed
OSS ✓ Self-host ✓ Managed ✓ MCP ✓ ★ 17k released 2026-08-01 BSD-2-Clause Compare with UI-TARS →
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same storage (kv) · same retrieval (injection) · same conflict handling (stateless) · same memory unit (turn) · also open source · also self-hostable · also offered managed
OSS ✓ Self-host ✓ Managed ✓ MCP ✓ ★ 13k released 2026-08-27 Apache-2.0 (framework); turn-detector models… Compare with UI-TARS →
Ranked by shared memory design (storage, retrieval, conflict handling, memory unit), same section and shared must-haves (open source, self-hosting, MCP), with adoption as a tie-breaker. ✓ confirmed · — no · ? not in the catalog yet. Want picks for your own requirements? Use the chooser. Checking a whole project? Check your stack.