v0.63.1

Installation

# Bun / npm
bun add -g @mark3labs/kit
# or: npm install -g @mark3labs/kit

# Go install (requires Go 1.26+)
go install github.com/mark3labs/kit/cmd/kit@latest

# Or download from assets below

Changelog

Bug Fixes

• 3881d1c: fix(models): auto-register new OpenAI models for Responses API routing (@ezynda3)

Maintenance

• e830bf8: refactor(models): remove responses API model registration hack (@ezynda3)

v0.63.0

Installation

# Bun / npm
bun add -g @mark3labs/kit
# or: npm install -g @mark3labs/kit

# Go install (requires Go 1.26+)
go install github.com/mark3labs/kit/cmd/kit@latest

# Or download from assets below

Changelog

Maintenance

• 53f6682: refactor(core): remove redundant single-edit mode from edit tool (@ezynda3)

v0.62.1

Installation

# Bun / npm
bun add -g @mark3labs/kit
# or: npm install -g @mark3labs/kit

# Go install (requires Go 1.26+)
go install github.com/mark3labs/kit/cmd/kit@latest

# Or download from assets below

Changelog

Bug Fixes

• 996b15c: fix(extensions): return nil error for blocked/disabled tools so LLM sees the reason (@ezynda3)

v0.62.0

Installation

# Bun / npm
bun add -g @mark3labs/kit
# or: npm install -g @mark3labs/kit

# Go install (requires Go 1.26+)
go install github.com/mark3labs/kit/cmd/kit@latest

# Or download from assets below

Changelog

Features

• aeb7043: feat(app): update token counts and context fill after every step (@ezynda3)

Other Changes

• d2e2329: perf(ui): cache item heights in ScrollList to eliminate redundant renders (@ezynda3)

v0.61.0

Installation

# Bun / npm
bun add -g @mark3labs/kit
# or: npm install -g @mark3labs/kit

# Go install (requires Go 1.26+)
go install github.com/mark3labs/kit/cmd/kit@latest

# Or download from assets below

Changelog

Features

• e5a13e2: feat(sdk): add missing LLM type aliases and remove fantasy dependency leakage (@ezynda3)

v0.60.0

Installation

# Bun / npm
bun add -g @mark3labs/kit
# or: npm install -g @mark3labs/kit

# Go install (requires Go 1.26+)
go install github.com/mark3labs/kit/cmd/kit@latest

# Or download from assets below

Changelog

Features

• 558fb52: feat(sdk): expose remaining Fantasy lifecycle callbacks as events and hooks (@ezynda3)

v0.59.0

Installation

# Bun / npm
bun add -g @mark3labs/kit
# or: npm install -g @mark3labs/kit

# Go install (requires Go 1.26+)
go install github.com/mark3labs/kit/cmd/kit@latest

# Or download from assets below

Changelog

Bug Fixes

• d33ad40: fix(kit): enable streaming for subagent child instances (@ezynda3)
• 61408ed: fix(sdk): infer ToolResponse.Type for binary data in NewTool/NewParallelTool (@ezynda3)

Other Changes

• 3cfb643: perf(session,ui): reduce syscalls, allocations, and subprocess spam (@ezynda3)

v0.58.2

Installation

# Bun / npm
bun add -g @mark3labs/kit
# or: npm install -g @mark3labs/kit

# Go install (requires Go 1.26+)
go install github.com/mark3labs/kit/cmd/kit@latest

# Or download from assets below

Changelog

Maintenance

• 81240b0: chore: update all deps and fix acp-go-sdk v0.12.0 breaking changes (@ezynda3)

Other Changes

• 307dcd1: cleanup (@ezynda3)

v0.58.1

Installation

# Bun / npm
bun add -g @mark3labs/kit
# or: npm install -g @mark3labs/kit

# Go install (requires Go 1.26+)
go install github.com/mark3labs/kit/cmd/kit@latest

# Or download from assets below

Changelog

Bug Fixes

• 9a662d4: fix(ui): reduce TUI visual noise and improve layout (@ezynda3)

v0.58.0

Installation

# Bun / npm
bun add -g @mark3labs/kit
# or: npm install -g @mark3labs/kit

# Go install (requires Go 1.26+)
go install github.com/mark3labs/kit/cmd/kit@latest

# Or download from assets below

Changelog

Features

• 4ba9d6f: feat(events): mirror Fantasy tool input streaming callbacks as Kit events (@ezynda3)

Documentation

• aec0e7c: docs: document noOAuth MCP server config field (@ezynda3)