PrismCat

Etgpao·paopaoandlingyia.PrismCat

A self-hosted, transparent proxy and debugging console for LLM APIs.

PrismCat is a self-hosted, transparent proxy and debugging console for LLM APIs. Change one line — your base_url — and instantly see every request and response between your app and OpenAI / Claude / Gemini / Ollama / any LLM API, including streaming (SSE).

winget install --id paopaoandlingyia.PrismCat --exact --source winget

Latest 1.11.1·July 10, 2026

Release Notes

New Features

  • Added JSONL export for logs matching the current filters.
  • Exported records can include complete request and response bodies.
  • Improved storage queries and streaming behavior for large log exports to reduce memory usage. Log Body Search
  • Replaced repeated JSON subtree scans with a single-pass search plan.
  • Limited rendered highlights to 500 matches, displaying 500+ when the limit is exceeded.
  • JSON search now renders only paths leading to matching values.
  • Large text bodies display contextual match snippets.
  • Collapsed Base64 payloads no longer produce non-navigable “ghost matches.”
  • Fixed highlight offsets for Unicode characters whose lowercase representation changes length.
  • Searching no longer overwrites manually selected JSON expansion states.
  • The unsupported search control is now hidden in Diff view.
  • Deferred search computation improves responsiveness for large bodies. UI Improvements
  • Improved the Dashboard’s visual hierarchy and information layout.
  • Redesigned Settings pages with a consistent card-based layout.
  • Added a sticky save bar for easier configuration updates on long pages.
  • Unified global content width and improved Playground alignment. Compatibility
  • No known breaking configuration changes.
  • Direct upgrades from v1.10.0 are supported.

Installer type: portable

ArchitectureScopeDownloadSHA256
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Details

Homepage
https://github.com/paopaoandlingyia/PrismCat
License
MIT
Publisher
Etgpao
Support
https://github.com/paopaoandlingyia/PrismCat/issues
Copyright
Copyright (c) 2026 paopaoandlingyia

Tags

aichatbotlarge-language-modelllmproxy

Older versions (10)

1.10.0
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1.9.0
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1.8.0
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1.7.0
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1.6.0
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1.5.0
ArchitectureScopeDownloadSHA256
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1.4.0
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1.3.1
ArchitectureScopeDownloadSHA256
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1.3.0
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1.2.0
ArchitectureScopeDownloadSHA256
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