A local Go utility that previews Slack messages generated by AI agents such as Claude Code before they are sent. It supports Markdown, mrkdwn, Block Kit JSON, validation warnings, and Claude Code PreToolUse hooks.
Prices and medians update for the tier you select.
Compare at
Chat Tool UI Preview · Pro
No Pro plan
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Pro-provider median
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insufficient comparable pricing
vs Pro providers
No comparison
Chat Tool UI Preview doesn't sell Pro
ⓘ Comparisons are same provider type (provider) and same buyer tier (Pro). Never across tiers.
Market density
11th pctile
6 competing vendors
Comparable listings · 30d
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Price spectrum · Pro plans · 3 of 7 providers priced · log scale · $9 → $29/mo
MCP servers Other◻ shaded = middle 50% · line = median (all types)Chat Tool UI Preview has no comparable Pro price — not plotted
Products in this market
Ranked by how closely each one matches Chat Tool UI Preview's job. Prices show each provider's Pro state; entry prices are labelled as such. Unpriced products still belong to the market.
Market = the products most similar to this one by capability; prices are median / quartiles over its priced members, separated by provider type and buyer tier.