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Compare/minion vs Volt

minionvsVolt

Generated from the two spec rows. Green marks the better value where a spec has a clear direction. Everything else is just different.

minion
Sentdex · Terminal agent
#50OSS
Panel
6.5
2 spec wins
Reliability
5.8
Usefulness
6.5
Cost
8.7
Longevity
4.8

“It renders the model's separate reasoning stream as a thinking block, so you can watch it talk itself into the bug.”

Volt
Voltropy · Terminal agent
#138OSS
Panel
6.5
1 spec wins
Reliability
6.0
Usefulness
6.5
Cost
7.7
Longevity
5.7

“The documented source install clones volt and then changes into a directory called voltcode.”

Spec by spec

SpecminionVolt
Architecture
CategoryTerminal agentTerminal agent
Runslocallocal
Platformsmacos, linux, windowsmacos, linux
Context windownot documentednot documented
Protocols
MCP clientNoNo
MCP serverNoNo
Capabilities
Runs terminal commandsYesYes
Multi-file editsYesYes
Git operationsNoNo
Browser controlNoNo
Sandboxed executionNoNo
Multi-agent orchestrationNoYesAgentic-Map spawns a full sub-agent session per input item, each with tool access and an optional read_only flag.
Headless / CI modeNoNo
Models
Backboneany OpenAI-compatible endpoint, llama.cpp, vLLM, SGLang, OpenAI, Z.aiOpenAI, Anthropic, provider-agnostic via OpenCode's provider layer
Bring your own modelYesYes
Local modelsYesMINION_BASE_URL points at any OpenAI-compatible server; local llama.cpp, vLLM and SGLang are the primary target. No
Cost
Pricing modelbyokbyok
Starts at$0/mo$0/mo
Free tierYesYes
Bring your own keyYesYes
Openness
Open sourceYesYes
LicenseMITMIT
GitHub stars337299

Which one would each critic pick

CriticminionVoltPick
El Juez——not enough reviews
El Amigo6.86.5minion — Pick it if you run a small model on your own machine and want the context window spent on your code; pick a full harness if you pay for a frontier model anyway.
El Crítico5.86.0Volt — Session management has been replaced wholesale inside a fork of a project that still ships its own releases, so every upstream change is now a merge decision.
El Profesor7.37.3no preference
La Inversora5.86.5Volt — Voltropy is not really shipping a terminal tool here; it is showing a component to the companies that would rather buy one than build it.
La Jefa5.35.3no preference
El Hacker8.07.3minion — MIT, MINION_BASE_URL points at llama.cpp, vLLM or SGLang, and when a server has no native tool calling it falls back to parsing the text, which is the detail that gives it away.

Picks are derived from each critic's own scores. Humans vote on matchups on the duels page.

Want a third column? The compare tool handles any two agents. Three-way comparisons are on the roadmap once the spec rows are all verified.