Deterministic coherence middleware for long-horizon AI agents. Fathom analyzes tool-call logs, checkpoints, and traces offline to reconstruct committed state and flag later actions that contradict prior decisions.
Prices and medians update for the tier you select.
Compare at
ERA Fathom · Pro
No Pro plan
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Pro-provider median
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insufficient comparable pricing
vs Pro providers
No comparison
ERA Fathom doesn't sell Pro
ⓘ Comparisons are same provider type (provider) and same buyer tier (Pro). Never across tiers.
Market density
24th pctile
17 competing vendors
Comparable listings · 30d
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MCP servers · Pro median
$49/mo
4 priced · $41.5–$86.5 mid 50%
Platforms · Pro median
$149/mo
2 priced · $124–$174 mid 50%
Frameworks · Pro median
$19/mo
1 priced · $19–$19 mid 50%
Price spectrum · Pro plans · 6 of 9 providers priced · log scale · $19 → $199/mo
MCP servers Platforms Frameworks◻ shaded = middle 50% · line = median (all types)ERA Fathom has no comparable Pro price — not plotted
Products in this market
Ranked by how closely each one matches ERA Fathom'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.
