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Market around RuleDrift

An open-source CLI and MCP server that tests whether AI agents continue following rules as conversations grow or workflows change. Runs locally with Ollama or a bring-your-own agent and produces terminal, JSON, and JUnit reports.

Visit github.com ↗Pricing page ↗

Explore the market

Prices and medians update for the tier you select.

Compare at
RuleDrift · Pro
No Pro plan
—
Pro-MCP server median
$50
across 3 priced MCP servers
vs Pro MCP servers
No comparison
RuleDrift doesn't sell Pro
ⓘ Comparisons are same provider type (MCP server) and same buyer tier (Pro). Never across tiers.
Market density
51st pctile
79 competing vendors
Comparable listings · 30d
—
Agents · Pro median
$29/mo
1 priced · $29–$29 mid 50%
MCP servers · Pro median
$50/mo
3 priced · $35–$125 mid 50%
APIs · Pro median
$50/mo
1 priced · $50–$50 mid 50%
Platforms · Pro median
$49/mo
5 priced · $29–$199 mid 50%

Agents cost 0.6× MCP servers at the Pro tier.

Price spectrum · Pro plans · 9 of 13 providers priced · log scale · $20 → $499/mo
Agents MCP servers APIs Platforms◻ shaded = middle 50% · line = median (all types)RuleDrift has no comparable Pro price — not plotted

Products in this market

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

MMCP servers5Ranked by relevance
RuleDriftthis listing
● MCP · relevance 100%
no public price
golemry
● MCP · relevance 71%
$50/mo Pro
0% vs Pro median
mcp_context_manager
● MCP · relevance 71%
no public price
Goodeye
● MCP · relevance 70%
$20/mo Pro
-60% vs Pro median
norma
● MCP · relevance 70%
$199/mo Pro
+298% vs Pro median
FFrameworks16Ranked by relevance
agentbench
● FRAMEWORK · relevance 78%
no public price
Understudy
● FRAMEWORK · relevance 77%
no public price
agentspec
● FRAMEWORK · relevance 75%
no public price
evalmonkey
● FRAMEWORK · relevance 74%
no public price
actionrail
● FRAMEWORK · relevance 74%
no public price
niceeval
● FRAMEWORK · relevance 74%
no public price
langwatch
● FRAMEWORK · relevance 73%
no Pro plan
entry $34/mo
bound
● FRAMEWORK · relevance 72%
no public price
StateM
● FRAMEWORK · relevance 72%
no public price
Keystone CLI
● FRAMEWORK · relevance 72%
no public price
mockloop
● FRAMEWORK · relevance 72%
no public price
atm
● FRAMEWORK · relevance 71%
no public price
regent
● FRAMEWORK · relevance 71%
no public price
MA
massgen
● FRAMEWORK · relevance 70%
no public price
noworkflows
● FRAMEWORK · relevance 70%
no public price
LongHorizon-Harness
● FRAMEWORK · relevance 70%
no public price
OOther7Ranked by relevance
agentcheck
● OTHER · relevance 75%
no public price
reprospan
● OTHER · relevance 71%
no public price
kalytera
● OTHER · relevance 71%
no Pro plan
entry $49/mo
agentevals_via_github
● OTHER · relevance 70%
no public price
skillgrade
● OTHER · relevance 70%
no public price
Checkpoint
● OTHER · relevance 70%
no public price
FP-AMB
● OTHER · relevance 70%
no public price
PPlatforms19Ranked by relevance
agentsproof
● PLATFORM · relevance 74%
$24.17/mo Pro
-51% vs Pro median
aming_claw
● PLATFORM · relevance 73%
no public price
Agentic Evaluation Platform
● PLATFORM · relevance 73%
no public price
litefuse
● PLATFORM · relevance 73%
$199/mo Pro
+306% vs Pro median
OpenRigor
● PLATFORM · relevance 71%
no public price
agent_eval_harness
● PLATFORM · relevance 71%
no public price
agent_ci
● PLATFORM · relevance 71%
no public price
OpenRoutine
● PLATFORM · relevance 71%
no public price
agnost_ai
● PLATFORM · relevance 71%
$499/mo Pro
+918% vs Pro median
agnys
● PLATFORM · relevance 71%
no Pro plan
entry $49/mo
promptlayer
● PLATFORM · relevance 70%
$49/mo Pro
0% vs Pro median
Gryph
● PLATFORM · relevance 70%
no public price
flowent
● PLATFORM · relevance 70%
no public price
tracely
● PLATFORM · relevance 70%
no public price
vasari
● PLATFORM · relevance 70%
no public price
cowchat
● PLATFORM · relevance 70%
no public price
boundflow
● PLATFORM · relevance 70%
no public price
emperor_agent
● PLATFORM · relevance 70%
no public price
opentulpa
● PLATFORM · relevance 70%
no public price
AAgents2Ranked by relevance
cekura
● AGENT · relevance 72%
no Pro plan
entry $500/mo
operative
● AGENT · relevance 71%
$29/mo Pro
AAPIs1Ranked by relevance
Agent Observability
● API · relevance 70%
$50/mo Pro

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.