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Market around Nightcap

Open-source guardrail for long-running agents, MCP servers, and Claude Code. Enforces spending caps, pins models and tiers, prevents unsafe retries, and records tool actions in a crash-safe ledger.

Visit github.com ↗

Explore the market

Prices and medians update for the tier you select.

Compare at
Nightcap · Pro
No Pro plan
—
Pro-provider median
—
insufficient comparable pricing
vs Pro providers
No comparison
Nightcap doesn't sell Pro
ⓘ Comparisons are same provider type (provider) and same buyer tier (Pro). Never across tiers.
Market density
64th pctile
191 competing vendors
Comparable listings · 30d
—
Price spectrum · Pro plans · 3 of 7 providers priced · log scale · $25 → $49/mo
MCP servers APIs Other◻ shaded = middle 50% · line = median (all types)Nightcap has no comparable Pro price — not plotted

Products in this market

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

OOther14Ranked by similarity
Nightcapthis listing
● OTHER
no public price
Provio
● OTHER79% similar
no public price
Squidbrake
● OTHER77% similar
no public price
Praxis Lite
● OTHER77% similar
no public price
Tollgate
● OTHER76% similar
no public price
RugSnare
● OTHER75% similar
no public price
Dominion Observatory
● OTHER75% similar
$29 one-time Pro
not monthly-comparable
mcp-writ
● OTHER73% similar
no public price
Pawl
● OTHER73% similar
no public price
SentinelAgent Guard
● OTHER72% similar
$49/mo Pro
OpenMoat
● OTHER71% similar
no public price
SkillProof
● OTHER71% similar
no public price
Agent Trust Plane
● OTHER71% similar
no public price
Mcp Observatory
● OTHER71% similar
no public price
MMCP servers25Ranked by similarity
mcp-shield
● MCP78% similar
no public price
Argos
● MCP75% similar
no public price
passmcp
● MCP75% similar
no public price
mcp-resile
● MCP74% similar
no public price
FU
fusional
● MCP74% similar
$97 one-time Pro
not monthly-comparable
tegh
● MCP74% similar
no public price
Guwah
● MCP74% similar
no public price
toolJev
● MCP74% similar
no public price
Sovereign MCP Gateway
● MCP73% similar
no public price
SaSame Research
● MCP73% similar
$29/mo Pro
MCPClerk
● MCP73% similar
no public price
agent-hub
● MCP72% similar
no public price
Agents Mcp Gateway
● MCP72% similar
no public price
Claude Sessions MCP
● MCP72% similar
no public price
mcpcut
● MCP72% similar
no public price
Warden
● MCP72% similar
no public price
CCS Runtime Evidence MCP Server
● MCP72% similar
no public price
OpenCode MCP Orchestrator
● MCP72% similar
no public price
shell-is-all-you-need
● MCP72% similar
no public price
Arcjet
● MCP72% similar
no public price
claude-dig
● MCP72% similar
no public price
MCPilot
● MCP71% similar
no public price
Claude Code Session
● MCP71% similar
no public price
MCP Gatekeeper
● MCP71% similar
no public price
DO
dominion-observatory
● MCP71% similar
$29 one-time Pro
not monthly-comparable
PPlatforms3Ranked by similarity
Tarfio
● PLATFORM75% similar
no public price
Mcp Manager
● PLATFORM74% similar
no public price
Centian
● PLATFORM73% similar
no public price
FFrameworks5Ranked by similarity
GSH Framework
● FRAMEWORK73% similar
no public price
Capa
● FRAMEWORK73% similar
no public price
MCP Agent Harness
● FRAMEWORK72% similar
no public price
Mcpserver Audit
● FRAMEWORK71% similar
no public price
Gensee Crate
● FRAMEWORK71% similar
no public price
AAPIs2Ranked by similarity
zn
● API73% similar
$49 one-time Pro
not monthly-comparable
Permit Mcp Gateway 2
● API72% similar
$25/mo Pro
AAgents1Ranked by similarity
toolfence
● AGENT72% similar
no public price

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.