Oc-go-cc, an Open-source proxy that lets Claude Code use OSS models

v0.1.7 Breaking

This release includes 1 breaking change for platform teams planning a safe upgrade.

Published 9d API Development

View tool

✓ No known CVEs patched

Read the diff → Tool health → What is this tool? →

✓ No known CVEs patched in this version

Topics

claude claude-code claude-code-cli opencode opencode-ai opencode-go

+1 more

opencode-zen

Affected surfaces

breaking_upgrade

ReleasePort's take

Moderate signal

editorial:auto 9d

The v0.1.7 release breaks DeepSeek configuration for reasoning_content integrity and adds several new features to the proxy server.

Why it matters: Severity 70 breaking change disrupts DeepSeek configurations; plan migration before upgrade.

Summary

AI summary

Updated DeepSeek configuration for reasoning_content integrity.

Changes in this release

Type	Severity	Summary	CVE
Breaking	High	Breaks DeepSeek configuration for reasoning_content integrity. Breaks DeepSeek configuration for reasoning_content integrity. Source: llm_adapter@2026-05-25 Confidence: low	—
Feature
Feature	Low	Adds Thinking field and refactors thinking/effort resolution. Adds Thinking field and refactors thinking/effort resolution. Source: llm_adapter@2026-05-25 Confidence: high	—
Feature	Low	Adds ContentBlock.MarshalJSON with omitempty for Delta.Type. Adds ContentBlock.MarshalJSON with omitempty for Delta.Type. Source: llm_adapter@2026-05-25 Confidence: high	—
Feature	Low	Implements strict schema validation and field leakage prevention. Implements strict schema validation and field leakage prevention. Source: llm_adapter@2026-05-25 Confidence: high	—
Bugfix	Medium	Fixes ResolveThinkingAndEffort with safety guard for DeepSeek models. Fixes ResolveThinkingAndEffort with safety guard for DeepSeek models. Source: llm_adapter@2026-05-25 Confidence: low	—
Refactor	Low	Refactors thinking/reasoning_effort decision logic. Refactors thinking/reasoning_effort decision logic. Source: llm_adapter@2026-05-25 Confidence: high	—

Full changelog

Here’s a concise overview of this release:
This update enhances the proxy server’s capabilities with new features and fixes critical issues, ensuring robust performance and stability.

New Features

Add Thinking field and refactor thinking/effort resolution (#50)
Add ContentBlock.MarshalJSON and omitempty to Delta.Type
Refactor thinking/reasoning_effort decision logic

Bug Fixes

ResolveThinkingAndEffort refactor with safety guard for DeepSeek models

Improvements

Strict schema validation and field leakage prevention

Documentation

Updated README and config documentation

Chores

CI/CD pipeline adjustments

Breaking Changes: 🚨 Updated DeepSeek configuration for reasoning_content integrity.

Breaking Changes

Updated DeepSeek configuration for reasoning_content integrity.

View diff on GitHub

Weekly OSS security release digest.

The CVE patches and breaking changes that affected production tools this week. One email, every Sunday.

No spam, unsubscribe anytime.

Share this release

Share on X Share on Bluesky

Track Oc-go-cc, an Open-source proxy that lets Claude Code use OSS models

Get notified when new releases ship.

About Oc-go-cc, an Open-source proxy that lets Claude Code use OSS models

All releases →

Related context

Related tools

Earlier breaking changes

v0.2.1 Update configuration schema; manual migration required for existing configs.
v0.1.9 Introduce Docker-based deployment; migrate from scripts to Makefile targets.