Categories › Knowledge & Everyday › Health, fitness & medical
Free child growth tools: percentiles, BMI, corrected age, target height, birth size. WHO and CDC.
Remote server: your requests and data go to mcp.usegrowo.com. Claude Code: claude mcp add --transport http growo-child-growth https://mcp.usegrowo.com/ · Claude app: Settings → Connectors → Add custom connector.
The tools this server listed when we connected to it, in its own words.
growth_percentile — Where one measurement of a child sits on the WHO or CDC growth reference chart. Returns the percentile, the z-score and the 3rd/15th/50th/85growth_reference_range — The 3rd/15th/50th/85th/97th percentile values for a given age and sex — the reference band itself, with no child's measurement involved. Usebmi_percentile — Computes BMI from weight and height, then places it on the BMI-for-age chart for the child's sex and age: the WHO standards under 24 months,growth_trend — What moved between two measurements of the same child: the percentile and z-score at each point, how far the position shifted, and how many birth_size_percentile — Where a birth measurement sits on the Olsen 2010 intrauterine curves, for the number of completed weeks of pregnancy. This answers a differecorrected_age — The corrected age of a baby born before 37 weeks: the age since birth minus the weeks the baby was early. Use it for 'what is my preemie's ctarget_height — The adult height a child is expected to reach, estimated from both parents' heights with Tanner's mid-parental method: (mother + father +13 newborn_weight_change — How far a baby's weight is from the birth weight: the change in grams and in percent, and whether the baby is back at or above birth weight.growth_velocity — How fast a child grew between two measurements: the change, and the rate per day, per week and per 30 days. Use it for 'how many grams a dayponderal_index — The ponderal index (Rohrer's index) from weight and length: 100 x weight in grams / length in cm cubed, with the same quantity in kg per cubchild_age — The exact calendar age from a birth date: whole years, months and leftover days, plus the total in months, weeks and days. Use it for 'how oconvert_measurement — Converts a weight (kg, g, lb, oz) or a length (cm, m, in, ft) to every common unit, so a measurement quoted in pounds and ounces or feet andzscore_percentile — Converts a z-score (standard deviations from the median) to a percentile and a percentile to a z-score on the normal curve, the relationshipdevelopment_milestones — WHO motor-development windows that are open, already closed or not yet due at a given age, plus the nearest CDC well-child checkpoint monthssearch — Search Growo's physician-written articles and calculators on baby and child growth, percentiles, growth charts, premature babies (corrected fetch — Retrieve the full text (Markdown) of a Growo article or calculator page by the id that search returned. The result includes the page url.Not tested by KitScout yet. When our harness runs it, pros, cons and the tasks we tried appear here, with the date and evidence.