Solo Developer
$19.99 /mo
$19.99 per month after 7-day free trial
- Library
- 400+ guides and 100+ recipes
- Books
- All seven books plus Setup Pack
Code · Vendor site 2026-10-04
AI Developer Toolkit is a subscription library of 400+ guides and 100+ recipes for briefing and verifying Claude Code, Codex, and Cursor agents. It includes books, a setup pack, and a free eight-minute scorecard to assess your workflow level.
Developers and tech leads adopting coding agents who need repeatable setup, review, and verification playbooks.
Team plan jumps to $199.99 per month for whole-team access; content is English and Polish only.
developertoolkit.ai teaches a consistent agent workflow—spec, implement, verify—across Claude Code, Codex, and Cursor with deep libraries and books.
What it can do
Unknown is different from unavailable. Each fact carries its own evidence.
| Capability | Value | Evidence | Checked |
|---|---|---|---|
| Agent coverage | Guides cover Claude Code, Codex, and Cursor with last-updated timestamps. | Facts sourced | 2026-10-04 |
| Trial | Pricing advertises seven days free with cancel anytime and 30-day refund on first purchase. | Facts sourced | 2026-10-04 |
| Setup Pack | Solo plan bundles generated CLAUDE.md, AGENTS.md, Cursor rules, and MCP config. | Facts sourced | 2026-10-04 |
Understand the total cost
Solo Developer
$19.99 /mo
$19.99 per month after 7-day free trial
Team
$199.99 /mo
$199.99 per month after 7-day free trial
CodeGuide turns product ideas or existing GitHub repositories into spec-driven documentation kits with PRDs, tech stacks, wireframes, and task plans for AI coding tools. It also offers a Chrome extension and an autonomous Software v2 agent for multi-model doc generation and coding workflows.
Explore toolCosine, hosted at cosine.sh, is a sovereign AI lab training specialized coding agents and models for secure environments. It offers Lumen Scout, Outpost, and Sovereign models plus CLI and cloud surfaces with transparent credit-based plans for developers and regulated teams.
Explore toolDevelopers point forms at Formspree URLs instead of maintaining their own form backends.
Explore toolThe practical questions
AI Developer Toolkit is a subscription library of 400+ guides and 100+ recipes for briefing and verifying Claude Code, Codex, and Cursor agents. It includes books, a setup pack, and a free eight-minute scorecard to assess your workflow level.
Seven-day free trial on Solo Developer before $19.99 per month; free eight-minute level scorecard without an account. This record does not confirm an ongoing free plan.
The listed monthly price is $19.99 USD at monthly billing. See the plan cards for entitlements, billing commitments and seat minimums.
Not confirmed. API access and subscription access may have different terms; consult the linked sources.
Team plan jumps to $199.99 per month for whole-team access; content is English and Polish only.
No retained pricing changes yet. A current price alone does not establish a historical trend.
Reviewed vendor source
Read original source ↗Facts apply to the named version and check date. Send a sourced correction if something changed.