ContextSniper (Calluking/ContextSniper) is an MCP server listed on the M8ven Trust Index. It scores 74 out of 100, grade C. It declares 12 tools. No publisher has claimed this listing.
Caution. Specific findings reduced this grade. They are listed on the page. Grades reflect the full trust pyramid: code, verification depth, and reputation. New projects cap at C until adoption is earned.
How we verified
Verified is a snapshot. Live keeps it current, and builds your track record.
⚡ Connect GitHub → continuous verification on every pushwhy connect →Who stands behind it
Calluking
Source: github_code
Claim it to get a verified publisher badge, a free copy of our full audit findings, and direct contact for any high-priority issues we find. Or connect your repo for our deepest verification, Live Monitored: read-only, revoke anytime. What we access →
Install from
The grade above is for the source repository. Registries can serve a different version, so we mark the ones we were not able to read.
CONTEXTSNIPER_ACCOUNT_IDCONTEXTSNIPER_AGENT_IDCONTEXTSNIPER_EDIT_DEBUGCONTEXTSNIPER_EDIT_REFRESH_TIMEOUT_SECCONTEXTSNIPER_EDIT_REFRESH_WAITCONTEXTSNIPER_FILTER_ENABLEDToggle read/exec filtering, default 1CONTEXTSNIPER_FILTER_NATIVE_BASHCONTEXTSNIPER_FILTER_NATIVE_READCONTEXTSNIPER_OPENCLAW_AUTO_STARTCONTEXTSNIPER_OPENCLAW_AUTO_STOPCONTEXTSNIPER_OPENCLAW_LAUNCH_CWDCONTEXTSNIPER_OPENCLAW_LOAD_ENVCONTEXTSNIPER_OPENCLAW_READ_TOOL_POLICYCONTEXTSNIPER_PLUGIN_AUTO_STARTCONTEXTSNIPER_PLUGIN_AUTO_STOPCONTEXTSNIPER_PLUGIN_START_WAITCONTEXTSNIPER_RUNTIME_DIRCONTEXTSNIPER_SEARCH_DEBUGCONTEXTSNIPER_SEARCH_INCLUDE_DEBUGCONTEXTSNIPER_SEARCH_LIMITCONTEXTSNIPER_SESSION_IDCONTEXTSNIPER_SOURCE_TREECONTEXTSNIPER_URLCONTEXTSNIPER_USER_IDCONTEXTSNIPER_WORKSPACE_ROOTNO_PROXY/no_proxy for 127.0.0.1, localhost, and ::1 so local ContextSniper/AGFSOPENCLAW_WORKSPACE_ROOTPYTHONPY_BINOptional Python override for plugin/backend runtimeno_proxyNO_PROXY/ for 127.0.0.1, localhost, and ::1 so local ContextSniper/AGFSCLAUDE_PROJECT_DIRCONTEXTSNIPER_SEARCH_FORCE_LIMITLLM_LISTENER_CAPTURE_RESPONSE_BYTESLLM_LISTENER_HOSTLLM_LISTENER_PORTLLM_LISTENER_UPSTREAM_BASE_URLLLM_LISTENER_LOGCONTEXTSNIPER_BACKEND_WAIT_ON_TOOLCONTEXTSNIPER_AUTH_API_KEYCONTEXTSNIPER_PLUGIN_HOOK_START_WAITAGFS_BINAGFS_HTTP_PORTAGFS_BASE_URLCONTEXTSNIPER_INJECT_CODE_POLICY_ON_SUBMITCONTEXTSNIPER_CODE_SYNC_HOOK_TIMEOUTCONTEXTSNIPER_DIRCONTEXTSNIPER_FILTER_BASH_TIMEOUTCONTEXTSNIPER_INDEX_LEVELSVOLC_API_KEYVOLC_BASE_URLVOLC_EMBEDDING_MODELCONTEXTSNIPER_CONFIGCONTEXTSNIPER_API_KEYCONTEXTSNIPER_EMBEDDING_API_KEYAPI key for real semantic code searchOPENGAUSS_DIMENSIONCONTEXTSNIPER_COMPOSE_MAX_CODE_PATHSCONTEXTSNIPER_BOOTSTRAP_MAX_FILESCONTEXTSNIPER_BOOTSTRAP_FULL_INDEX_CAP_FILESCONTEXTSNIPER_CODE_SYNC_MAX_FILESCONTEXTSNIPER_CODE_SEARCH_CANDIDATE_MAX_FILESCONTEXTSNIPER_CODE_SEARCH_EMBED_MAX_FILESCONTEXTSNIPER_CODE_SEARCH_MAX_SNIPPETSCONTEXTSNIPER_CODE_SEARCH_INGEST_CANDIDATESCONTEXTSNIPER_CODE_SEARCH_INGEST_ASYNCCONTEXTSNIPER_CODE_SEARCH_INGEST_MAX_FILESCONTEXTSNIPER_CODE_SEARCH_INGEST_MAX_CHUNKSCONTEXTSNIPER_CODE_SYNC_TIMEOUT_SECCONTEXTSNIPER_BOOTSTRAP_INGEST_WORKERSCONTEXTSNIPER_CODE_SEARCH_EMBED_BATCH_TEXTSCONTEXTSNIPER_CODE_SEARCH_EMBED_BATCH_TOKENSCONTEXTSNIPER_CODE_FUSE_MODECONTEXTSNIPER_CODE_FUSE_W_EMBEDCONTEXTSNIPER_CODE_FUSE_W_BM25CONTEXTSNIPER_CODE_FUSE_W_CTAGSCONTEXTSNIPER_CODE_FUSE_W_GRAPHCONTEXTSNIPER_SEARCH_BOOTSTRAP_DRAIN_ROUNDSCONTEXTSNIPER_AFTER_TURN_THRESHOLDCONTEXTSNIPER_SEARCH_BOOTSTRAP_WAIT_TIMEOUT_SECCONTEXTSNIPER_CODE_RETRIEVE_EACHCONTEXTSNIPER_FILTER_MEMORY_MAX_LINESCONTEXTSNIPER_FILTER_READ_MIN_CHARSCONTEXTSNIPER_FILTER_READ_MAX_LINESCONTEXTSNIPER_FILTER_BASH_MAX_LINESCONTEXTSNIPER_FILTER_BASH_MIN_CHARSCONTEXTSNIPER_FILTER_BASH_MIN_LINESOPENAI_API_KEYSWE_ROWS_APISWE_LITE_INSTANCE_IDREPO_BASESWE_PROMPT_KINDSWE_PRO_INSTANCE_IDCONTEXTSNIPER_CODE_TOGGLECONDA_EXERUN_IDXSWE_LOCAL_ENV_PER_RUNSWE_LOCAL_ENV_RECREATESWE_VALIDATION_PYTHONSWE_TASK_PYTHONSWE_VALIDATION_FORCE_LOCALSWE_OFFICIAL_INSTANCE_IMAGE_TAGSWE_OFFICIAL_STABLE_INSTANCE_IMAGE_TAGSWE_VALIDATION_REUSE_REPORTSSWE_OFFICIAL_RETRIESSWE_VALIDATION_TIMEOUT_SECTool annotations
No tools have read-only/destructive annotations
Add readOnlyHint or destructiveHint annotations to every tool so hosts can warn users before invoking.
All four hints declared on every tool
12/12 tools missing one or more hints — contextsniper_health (missing: readOnlyHint, destructiveHint, idempotentHint, openWorldHint); contextsniper_index_codebase (missing: readOnlyHint, destructiveHint, idempotentHint, openWorldHint); contextsniper_search_code (missing: readOnlyHint, destructiveHint, idempotentHint, openWorldHint), +9 more. OpenAI's directory rejects tools where any of the four hints are missing or non-boolean.
For every tool, set all four hints (readOnlyHint, destructiveHint, idempotentHint, openWorldHint) to explicit true/false values that match the handler’s actual behaviour.
Descriptions match behaviour
2 tools describe read intent but their handlers mutate — edit_file (line 456: target.write_text(updated, encoding="utf-8")); edit_file (line 207: target.write_text(updated, encoding="utf-8"))
Rename the tool, rewrite the description, or move the side-effect into a separate clearly-named tool.
Tool test coverage
Only 0/12 tools referenced in tests (0%)
Write tests that reference each tool by name so every tool has at least one test.
Claim the listing to review these findings one by one and send us a correction where you disagree, straight to the team. Claiming also means we tell you when the grade moves, and reach you first if we find anything urgent.
[](https://m8ven.ai/mcp/calluking/contextsniper)?variant=verified from the URL.Vetting this one by hand? Tool Check is an MCP that scores other MCPs. Add it once and ask Claude, ChatGPT, or any MCP client to grade a server, surface CVEs, check the publisher, and suggest safer alternatives — before you install.
https://m8ven.ai/api/mcp/tool-check