STRUGGL Hybrid Coach

io.github.Kubyer/strugglVersion 1.3.2

Zero-LLM-Math sports science calculators (Hyrox, 1RM/RPE, Zone 2, MEV/MRV) & workout ledger.

Status

Responds208 msNov 14, 2026, 14:40 UTCAnswered our handshake without sign-in.

Registry data may be out of date

We could not refresh it, so this page shows the last copy.

Last checked: Nov 14, 2026, 14:40 UTC
Latency: 208 ms
Remotes responding: 2 of 2
Sign-in: OAuth sign-in, No sign-in
Hosting: Hosted outside the EU (detected)
Registry data as of: Nov 14, 2026, 21:12 UTC

Data from the official MCP Registry, checked by run.zero. How we check

Connect

Streamable HTTP

https://struggl.singandclap.com/mcpResponds208 msNov 14, 2026, 14:40 UTC

No sign-in

Claude Code

claude mcp add --transport http struggl https://struggl.singandclap.com/mcp

Claude Desktop and claude.ai

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Settings > Connectors > Add custom connector
Name: struggl
Remote MCP server URL: https://struggl.singandclap.com/mcp

Cursor

{
  "mcpServers": {
    "struggl": {
      "url": "https://struggl.singandclap.com/mcp"
    }
  }
}

VS Code

code --add-mcp '{"name":"struggl","type":"http","url":"https://struggl.singandclap.com/mcp"}'

Streamable HTTP

https://struggl.singandclap.com/v1/connector/mcpSign-in required233 msNov 14, 2026, 14:39 UTC

OAuth sign-in

Claude Code

This server asks for sign-in. Your client opens the sign-in when it connects.

claude mcp add --transport http struggl https://struggl.singandclap.com/v1/connector/mcp

Claude Desktop and claude.ai

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Settings > Connectors > Add custom connector
Name: struggl
Remote MCP server URL: https://struggl.singandclap.com/v1/connector/mcp

Cursor

{
  "mcpServers": {
    "struggl": {
      "url": "https://struggl.singandclap.com/v1/connector/mcp"
    }
  }
}

VS Code

code --add-mcp '{"name":"struggl","type":"http","url":"https://struggl.singandclap.com/v1/connector/mcp"}'

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Tools

12 tools

Tools of STRUGGL Hybrid Coach
	Description		Read-only	Idempotent	Open world
`get_muscle_volume`Audit this week's effective hard sets across 17 muscle groups (1.0x prime mover, 0.5x synergist, RPE >= 6 gating) against evidence-based MEV / MAV / MRV weekly volume landmarks.	Audit this week's effective hard sets across 17 muscle groups (1.0x prime mover, 0.5x synergist, RPE >= 6 gating) against evidence-based MEV / MAV / MRV weekly volume landmarks.	No	Yes	Not declared	No
`get_profile`Read the authenticated athlete's biometric profile (bodyweight, height, sex, primary modality, training phase, weekly time budget) and upcoming race goals. Requires Bearer token.	Read the authenticated athlete's biometric profile (bodyweight, height, sex, primary modality, training phase, weekly time budget) and upcoming race goals. Requires Bearer token.	No	Yes	Not declared	No
`get_sessions`List the athlete's completed and planned training sessions over the last `days` days (1–90, default 14) or on a specific `date` (YYYY-MM-DD). Call before prescribing today's workout.	List the athlete's completed and planned training sessions over the last `days` days (1–90, default 14) or on a specific `date` (YYYY-MM-DD). Call before prescribing today's workout.	No	Yes	Not declared	No
`hyrox_autopsy`Public calculator (NO token needed): post-race or simulation Hyrox diagnostic — compares actual 8x1 km run splits and 8 functional station times against empirical compromised pacing targets and P25-P75 station variance benchmarks to pinpoint exact time leaks.	Public calculator (NO token needed): post-race or simulation Hyrox diagnostic — compares actual 8x1 km run splits and 8 functional station times against empirical compromised pacing targets and P25-P75 station variance benchmarks to pinpoint exact time leaks.	No	Yes	Not declared	No
`hyrox_pace`Public calculator (NO token needed): compute Hyrox 8x1 km compromised run splits, target pace band, estimated total race time, and Riegel 10k/Half/Marathon predictions from a 5 km time.	Public calculator (NO token needed): compute Hyrox 8x1 km compromised run splits, target pace band, estimated total race time, and Riegel 10k/Half/Marathon predictions from a 5 km time.	No	Yes	Not declared	No
`hyrox_splits`Public calculator (NO token needed): compute all 8 compromised Hyrox 1 km lap splits (with preceding station fatigue multipliers, Pro/Doubles offsets, and Lap 1 overpacing blow-up cost) from a standalone 5K time using STRUGGL's 200,000-finisher decay model.	Public calculator (NO token needed): compute all 8 compromised Hyrox 1 km lap splits (with preceding station fatigue multipliers, Pro/Doubles offsets, and Lap 1 overpacing blow-up cost) from a standalone 5K time using STRUGGL's 200,000-finisher decay model.	No	Yes	Not declared	No
`interference_tax`Public calculator (NO token needed): audit a weekly hybrid training schedule for AMPK-mTOR concurrent training interference (<3h high / 3-6h moderate window), 36h long-run glycogen depletion before legs, 48h heavy hinge recovery before speed runs, back-to-back quality runs, and Seiler 80/20 polarization.	Public calculator (NO token needed): audit a weekly hybrid training schedule for AMPK-mTOR concurrent training interference (<3h high / 3-6h moderate window), 36h long-run glycogen depletion before legs, 48h heavy hinge recovery before speed runs, back-to-back quality runs, and Seiler 80/20 polarization.	No	Yes	Not declared	No
`log_workout`Record one COMPLETED exercise into the athlete's STRUGGL ledger (with duplicate-write protection, automatic PR tracking, and 17-muscle weekly volume accounting). Call once per exercise.	Record one COMPLETED exercise into the athlete's STRUGGL ledger (with duplicate-write protection, automatic PR tracking, and 17-muscle weekly volume accounting). Call once per exercise.	No	No	Not declared	No
`plan_workout`Schedule one PLANNED exercise on the athlete's STRUGGL training calendar for `date` (YYYY-MM-DD). Only schedule when the athlete asks for it; call once per exercise.	Schedule one PLANNED exercise on the athlete's STRUGGL training calendar for `date` (YYYY-MM-DD). Only schedule when the athlete asks for it; call once per exercise.	No	No	Not declared	No
`plates_zone2`Public calculator (NO token needed): convert a reference set (weight x reps @ RPE) into piecewise Wathan e1RM, Zourdos RIR/RPE working weight (accounting for bodyweight on pull_up/chin_up/dip), exact gym barbell plate pairs per side, and Tanaka + Karvonen Heart Rate Reserve Zone 2 bpm (eliminating the 16–23 bpm error of 220-Age).	Public calculator (NO token needed): convert a reference set (weight x reps @ RPE) into piecewise Wathan e1RM, Zourdos RIR/RPE working weight (accounting for bodyweight on pull_up/chin_up/dip), exact gym barbell plate pairs per side, and Tanaka + Karvonen Heart Rate Reserve Zone 2 bpm (eliminating the 16–23 bpm error of 220-Age).	No	Yes	Not declared	No
`strength_benchmark`Public calculator (NO token needed): compute piecewise Wathan e1RM, bodyweight/sex/age-adjusted strength score, tier (untrained -> elite), and kg needed for the next tier from one set.	Public calculator (NO token needed): compute piecewise Wathan e1RM, bodyweight/sex/age-adjusted strength score, tier (untrained -> elite), and kg needed for the next tier from one set.	No	Yes	Not declared	No
`volume_audit`Public calculator (NO token needed): audit a weekly lifting split across all 17 muscle groups using fractional set accounting (1.0x primary mover, 0.5x secondary synergist, RPE >= 6 hard-set filter) against Schoenfeld & Pelland MEV / MAV / MRV landmarks.	Public calculator (NO token needed): audit a weekly lifting split across all 17 muscle groups using fractional set accounting (1.0x primary mover, 0.5x secondary synergist, RPE >= 6 hard-set filter) against Schoenfeld & Pelland MEV / MAV / MRV landmarks.	No	Yes	Not declared	No

Details

Registry status: Active
Published: Nov 13, 2026
Updated: Nov 13, 2026
Website: https://struggl.singandclap.com/connect⁠ (opens in a new tab)
Repository: https://github.com/Kubyer/struggl-mcp⁠ (opens in a new tab)
Categories (suggested): Invoicing and accountingSuggested categories are assigned automatically from the registry text and may be wrong. Verified operators can correct them.
GDPR: Not declared

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