{"repo":"NousResearch/hermes-agent","public_id":"120227","display_label":"MCP uncacheable media blocks notify model instead of vanishing","summary":"A bug was identified where image or audio blocks that cannot be cached (e.g., SVG, AVIF, TIFF, HEIC, malformed base64) silently disappear from tool results. Related fixes aim to surface an inline notice to the model rather than dropping the block without explanation.","subsystem":"mcp","counts":{"members":3,"open_issues":1,"open_issues_distinct":1,"open_prs":1,"closed_issues":0,"merged_prs":0,"attempt_prs":2},"landed_fix":null,"resolution":{"state":"unresolved","by":null},"freshness":{"state":"never_verified","last_verified_at":null,"is_stale":false},"grouping":{"backbone":"STRUCTURAL_SPANNING","link_density":0.6666666666666666},"fix_edges":[],"members":[{"kind":"issue","number":120227,"title":"[Bug]: An MCP image the cache cannot store (SVG, AVIF, TIFF, HEIC, malformed base64) vanishes from the tool result with no notice to the model","url":null,"state":"open"},{"kind":"pr","number":120228,"title":"fix(mcp): an image or audio block Hermes cannot cache tells the model instead of vanishing","url":null,"state":"open","close_reason":{"category":"silent_close","implication":"active"},"merged":false},{"kind":"pr","number":120243,"title":"fix(mcp): surface inline notice when image/audio block cannot be cached","url":null,"state":"closed","close_reason":{"refs":[{"kind":"pr","value":"#120228","number":120228}],"category":"duplicate_of","implication":"duplicate"},"merged":false}],"trust":{"default_tier":"verified","includes_suggested":false}}