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Market around json-sanity

Deterministic JSON repair for LLM agents. Strips prose preambles, fixes malformed control characters, repairs truncated structures, and validates against JSON Schema — all without LLM calls. Stops session poisoning before it kills your long-running agent.

Visit json-sanity.netlify.app ↗Pricing page ↗
Pricing (1 buyer tier · 1 plan)
As parsed from json-sanity.netlify.app/ on 2026-08-25.

Explore the market

Prices and medians update for the tier you select.

Compare at
json-sanity · Individual
$1/mo
Starter Plan plan
Individual-MCP server median
$1
across 3 priced MCP servers
vs Individual MCP servers
0% at par
at par with Individual MCP servers
ⓘ Comparisons are same provider type (MCP server) and same buyer tier (Individual). Never across tiers.
Market density
11th pctile
5 strong substitutes
Price momentum · 30d
Flat
Agents · Individual median
$0.1/mo
1 priced · $0.1–$0.1 mid 50%
MCP servers · Individual median
$1/mo
3 priced · $0.55–$5.5 mid 50%

Agents cost 0.1× MCP servers at the Individual tier.

Price spectrum · Individual plans · 1 of 6 providers priced · log scale · $1 → $1/mo
MCP servers◻ shaded = middle 50% · line = median (all types)large ringed dot = json-sanity ($1/mo)

Products in this market

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

MMCP servers31Ranked by relevance
JS
json-sanitythis listing
● MCP · relevance 100%
$1/mo Individual
0% vs Individual median
JS
jsonaut
● MCP · relevance 87%
no public price
SC
schemaguard
● MCP · relevance 76%
no public price
yamltools
● MCP · relevance 69%
no Individual plan
entry $9/mo
mcp_tasks
● MCP · relevance 68%
no public price
VA
validate
● MCP · relevance 68%
no public price
minio_mcp_server
● MCP · relevance 67%
no public price
PA
parseable
● MCP · relevance 67%
no public price
botbrowser
● MCP · relevance 67%
no Individual plan
entry $29/mo
LL
LLM JSON Fixer & Agent Reliability Suite
● MCP · relevance 67%
custom quote Individual
not monthly-comparable
mcp_reticle
● MCP · relevance 66%
no public price
anansi
● MCP · relevance 66%
no public price
magg
● MCP · relevance 66%
no public price
DC
dcl_trust_oracle
● MCP · relevance 65%
no public price
json_mcp_filter
● MCP · relevance 65%
no public price
ejentum_mcp
● MCP · relevance 65%
no public price
CouchLoop EQ
● MCP · relevance 65%
no public price
A2A FEP Consensus Node
● MCP · relevance 65%
no public price
Real-Time LLM Guardrails
● MCP · relevance 65%
no public price
customclaw
● MCP · relevance 64%
no public price
headroom
● MCP · relevance 64%
no public price
LE
legal_logic_fuzzer
● MCP · relevance 64%
no public price
langextract_mcp
● MCP · relevance 64%
no public price
mcp_graphql
● MCP · relevance 64%
no public price
CO
contextslim
● MCP · relevance 64%
no public price
scalardb_mcp_server
● MCP · relevance 63%
no public price
jolokia_mcp_server
● MCP · relevance 63%
no public price
lmstudio_mcp
● MCP · relevance 62%
no public price
mediawiki_mcp_server_2
● MCP · relevance 62%
no public price
forgemax
● MCP · relevance 62%
no public price
Patina
● MCP · relevance 62%
no public price
OOther7Ranked by relevance
clov_ai
● OTHER · relevance 74%
no public price
outfix
● OTHER · relevance 71%
no public price
bestjsonformatter_cli
● OTHER · relevance 64%
no public price
Anthropic
● OTHER · relevance 64%
no public price
latentmachine
● OTHER · relevance 63%
no public price
mcp_guard
● OTHER · relevance 63%
no public price
SENTINEL
● OTHER · relevance 63%
no public price
FFrameworks8Ranked by relevance
TrueForge
● FRAMEWORK · relevance 66%
no public price
rightnow_auto
● FRAMEWORK · relevance 66%
no public price
sentinel_ai
● FRAMEWORK · relevance 66%
no public price
openai_agents
● FRAMEWORK · relevance 65%
no public price
gcf
● FRAMEWORK · relevance 64%
no public price
mcp_assert
● FRAMEWORK · relevance 64%
no public price
EV
EvoAgentX
● FRAMEWORK · relevance 63%
no public price
abcoder
● FRAMEWORK · relevance 63%
no public price
PPlatforms2Ranked by relevance
Orq.ai
● PLATFORM · relevance 65%
no Individual plan
entry $41/mo
anyscale
● PLATFORM · relevance 63%
no public price
AAgents2Ranked by relevance
Canvas Agent
● AGENT · relevance 63%
$0.10 usage Individual
not monthly-comparable
sv_excel_agent
● AGENT · relevance 62%
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.