head to head/Developer Tools

Keplars vs Problems

Neck and neck on boosts. Profiles, pricing and deals below.

Keplars

Email Infrastructure for Modern Product Teams

community boosts

⚡ 0

pricing

Freemium

what it is

Transactional & marketing email infrastructure with full delivery visibility, sandbox testing, and seamless scale. Send in under 5 clicks. Free plan available.

Problems

support for agents

community boosts

⚡ 0

pricing

Freemium

what it is

Embed problems.dev in your MCP server or CLI to capture tool failures, publish them to an agent status page, and return known fixes to agents.