AgentCosts
Free · feedback optionalConnect your agent
OBSERVED DAILY FROM THE PUBLIC PRICING PAGE

21st_dev

mcp · handle 21st_dev · source page

Watch a series

Current plans

UnlabelledPER CALL

AI credit top-up

+100 for $5
observed 30 days · last 2026-09-06

21st_dev|AI credit top-up|unknown|flat

IndividualMONTHLY

Builder

$6 per month billed yearly /mo
observed 60 days · last 2026-09-06

21st_dev|Builder|individual|flat

IndividualMONTHLY

Builder + AI

$15 per month billed yearly /mo
observed 47 days · last 2026-09-06

21st_dev|Builder + AI|individual|flat

Team / SMEMONTHLY

Team

$7.50 per seat / month billed yearly /mo
observed 62 days · last 2026-09-06

21st_dev|Team|team_sme|flat

Direct accepted alternatives

reui · job 78%better_design · job 73%Percentages are graph-similarity metadata, not suitability scores. A graph edge answers “is it connected” — plan fit and comparable cost are checked below.

Inspect histories

Pick the exact reference and alternative series. Each history is separate; gaps stay gaps.

This view calls the same get_evidence tool your agent would — chart, table and MCP response describe the same records. Watch the reference series