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Market around SayDo

Open-source conformance harness for MCP servers. Runs declared tool behaviors in a sandbox, checks results against signed contracts, and produces hash-chained, verifiable receipts and verdicts.

Visit github.com ↗Pricing page ↗

Explore the market

Prices and medians update for the tier you select.

Compare at
SayDo · Pro
No Pro plan
—
Pro-provider median
—
insufficient comparable pricing
vs Pro providers
No comparison
SayDo doesn't sell Pro
ⓘ Comparisons are same provider type (provider) and same buyer tier (Pro). Never across tiers.
Market density
47th pctile
65 competing vendors
Comparable listings · 30d
—
MCP servers · Pro median
$59/mo
1 priced · $59–$59 mid 50%
Price spectrum · Pro plans · 1 of 9 providers priced · log scale · $59 → $59/mo
MCP servers◻ shaded = middle 50% · line = median (all types)SayDo has no comparable Pro price — not plotted

Products in this market

Ranked by how closely each one matches SayDo's job. Prices show each provider's Pro state; entry prices are labelled as such. Unpriced products still belong to the market.

OOther19Ranked by relevance
SayDothis listing
● OTHER · relevance 100%
no public price
mcp-flightcheck
● OTHER · relevance 80%
no public price
mcp-proof
● OTHER · relevance 79%
no public price
mcp-probe
● OTHER · relevance 78%
no public price
mcp_spec_check
● OTHER · relevance 75%
no public price
mcp_trustcard
● OTHER · relevance 75%
no public price
bad_mcp
● OTHER · relevance 75%
no public price
mcp_tester
● OTHER · relevance 73%
no public price
mcp_observatory
● OTHER · relevance 72%
no public price
authgent
● OTHER · relevance 71%
no public price
MCP Behavior
● OTHER · relevance 71%
no public price
whichtool
● OTHER · relevance 71%
no public price
maverik
● OTHER · relevance 70%
no public price
mcp_server_forge
● OTHER · relevance 70%
no public price
mcp_migrate
● OTHER · relevance 70%
no public price
mcp_anything
● OTHER · relevance 70%
no public price
mcp_inspector
● OTHER · relevance 69%
no public price
schemapin
● OTHER · relevance 69%
no public price
canopii_cli
● OTHER · relevance 69%
no public price
FFrameworks3Ranked by relevance
checkmcp
● FRAMEWORK · relevance 86%
no public price
mcp_assert
● FRAMEWORK · relevance 78%
no public price
mcpkit_2
● FRAMEWORK · relevance 69%
no public price
PPlatforms5Ranked by relevance
throne
● PLATFORM · relevance 76%
no public price
spring_ai_playground
● PLATFORM · relevance 72%
no public price
mcp_playground_2
● PLATFORM · relevance 72%
no public price
mcpjam
● PLATFORM · relevance 71%
no Pro plan
entry $38/mo
Noodle Seed
● PLATFORM · relevance 70%
no public price
AAgents5Ranked by relevance
mcpscore
● AGENT · relevance 76%
no public price
fixmcp
● AGENT · relevance 71%
no public price
authprobe
● AGENT · relevance 70%
no public price
MCP Schema Sentinel
● AGENT · relevance 69%
no public price
mcp_customs
● AGENT · relevance 69%
no public price
MMCP servers18Ranked by relevance
heddle
● MCP · relevance 74%
no public price
mcp_chaos_rig
● MCP · relevance 74%
no public price
mcpwasm
● MCP · relevance 74%
no public price
joshua_wkl4_bristlecone_logic
● MCP · relevance 73%
no Pro plan
entry $10/mo
qa_use
● MCP · relevance 72%
no public price
eucompliance_tools
● MCP · relevance 71%
no public price
hoot_mcp
● MCP · relevance 71%
no public price
forgemax
● MCP · relevance 71%
no public price
AG
agent_verified_relay
● MCP · relevance 70%
no Pro plan
entry $10/mo
pentagonal
● MCP · relevance 70%
no public price
MC
mcpindex
● MCP · relevance 70%
no Pro plan
entry $10/mo
DO
dominion-observatory
● MCP · relevance 70%
$29 one-time Pro
not monthly-comparable
DC
dcl_trust_oracle
● MCP · relevance 70%
no public price
NOMOS Governance
● MCP · relevance 69%
no Pro plan
entry $299/mo
authmcp_gateway
● MCP · relevance 69%
no public price
LL
LLM JSON Fixer & Agent Reliability Suite
● MCP · relevance 69%
no Pro plan
entry $10/mo
MCPHero Meta-MCP Generator
● MCP · relevance 69%
$59/mo Pro
chainverdict
● MCP · relevance 69%
no Pro plan
entry $10/mo

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.