Coding · segment

Best free

Real free output — not a trial.

No independent measure ranks this whole set, so no crown. Shortlist ordered by Free tier; the basis is stated, not hidden.

12 eligibledata as of 2026-07-04

Amp Sourcegraph B live

Pricing: pay-as-you-go, no markup; $10 free on signup; Enterprise custom
Model: BYO / multi-model, managed (GPT-5.5 modes; Claude for Oracle)
Agentic: yes
Open source: closed
Form: CLI
Free tier: limited

Quality no independent measure

Best freeAgentic ✓ 2026-07-04

Cursor Anysphere B live

Pricing: Hobby free · Pro $20/mo · Pro+ $60/mo · Ultra $200/mo
Model: BYO / multi-model (Claude, GPT, Gemini) + own Composer
Agentic: yes
Open source: closed
Form: IDE
Free tier: limited

Quality no independent measure

Best freeAgentic ✓ 2026-07-04

Devin Cognition AI A live

Pricing: Free · Pro $20/mo · Max $200/mo · Teams $80/mo + $40/seat
Model: own SWE-1.6 + routes to OpenAI/Claude/Gemini
Agentic: yes
Open source: closed
Form: cloud agent
Free tier: limited

Quality no independent measure

Best freeAgentic ✓ 2026-07-04

GitHub Copilot GitHub (Microsoft) B live

Pricing: Free · Pro $10/mo · Pro+ $39/mo · Business $19/user/mo
Model: multi-model (Claude, GPT, Gemini)
Agentic: yes
Open source: closed
Form: IDE plugin
Free tier: limited

Quality no independent measure

Best freeAgentic ✓ 2026-07-04

Google Antigravity Google A live

Pricing: free public preview for individuals
Model: BYO / multi-model (Gemini 3 Pro, Claude Sonnet 4.5, GPT-OSS)
Agentic: yes
Open source: closed
Form: IDE
Free tier: limited

Quality no independent measure

Best freeAgentic ✓ 2026-07-04

Jules Google A live

Pricing: Free (15 tasks/day) · Pro via Google AI Pro · Ultra via Google AI Ultra
Model: own (Gemini — 2.5 Pro free, Gemini 3 Pro paid)
Agentic: yes
Open source: closed
Form: cloud agent
Free tier: limited

Quality no independent measure

Best freeAgentic ✓ 2026-07-04

OpenAI Codex OpenAI A live

Pricing: Free · Go $8/mo · Plus $20/mo · Pro $100–200/mo · API usage-based
Model: own (GPT-5.5 / GPT-5.4 / GPT-5.4 mini)
Agentic: yes
Open source: open · Apache-2.0 (CLI only; cloud/models closed)
Form: cloud agent (+ CLI + IDE)
Free tier: limited

Quality no independent measure

Best freeOpen-sourceAgentic ✓ 2026-07-04

Windsurf (now Devin Desktop) Cognition AI A live

Pricing: Free · Pro $20/mo · Max $200/mo · Teams $80/mo + $40/seat
Model: BYO / multi-model + own SWE-1.6
Agentic: yes
Open source: closed
Form: IDE
Free tier: limited

Quality no independent measure

Best freeAgentic ✓ 2026-07-04

Zed Zed Industries B live

Pricing: Personal free · Pro $10/mo · Business $30/seat/mo
Model: BYO / multi-model + own edit-prediction model (Zeta)
Agentic: yes
Open source: open · GPL-3.0-or-later
Form: IDE
Free tier: limited

Quality no independent measure

Best freeOpen-sourceAgentic ✓ 2026-07-04

Aider Paul Gauthier (Aider-AI) C live

Pricing: free (open source; pay chosen LLM API)
Model: BYO / multi-model (Claude, GPT, DeepSeek, Gemini, local)
Agentic: assist only
Open source: open · Apache-2.0
Form: CLI
Free tier: open self-host

Quality no independent measure

Best freeOpen-source ✓ 2026-07-04

Cline Cline Bot Inc. C live

Pricing: free (tool; BYO API key, pay provider token costs)
Model: BYO / multi-model (Anthropic, OpenAI, Gemini, local)
Agentic: yes
Open source: open · Apache-2.0
Form: IDE plugin
Free tier: open self-host

Quality no independent measure

Best freeOpen-sourceAgentic ✓ 2026-07-04

Qwen3-Coder Alibaba (Qwen team) A live

Pricing: free open weights (self-host) or usage-based via Alibaba Cloud API
Model: own (Qwen3-Coder 480B-A35B MoE)
Agentic: yes
Open source: open · Apache-2.0 (weights + CLI)
Form: CLI
Free tier: open self-host

Quality no independent measure

Best freeOpen-sourceAgentic ✓ 2026-07-04